1、精選Unit four   Earthquakes1. burst爆裂,突發    The square is bursting with tourists. 廣場上處處都是游客。  I felt as if my heart would burst with joy. 我覺得自己興奮得心花怒放。  The police burst through the door. 警察破門而入。  There was a burst of laughter in the next room. 隔壁房間里突然爆發出一陣

2、笑聲。  聯想擴展： (1) burst in on突然打斷   He burst in on our conversation. 他突然打斷了我們的談話。 (2) burst into +n. 突然   The speaker burst into angry speech. 演講者突然講粗話。 (3) burst out + doing突然The woman burst out crying like a child. 那個婦女突然像小孩一樣哭了。 (4) burst to do sth. 迫切想做某

3、事    I am bursting to tell you the news. 我迫不及待的想告知你這個消息。2. suffer  用法歸納：   A, 受苦 He suffered terribly when his mother died.   B, 受到損失  If I lost, my self-esteem will suffer.   C, 患病    He suffered no pain   聯想擴展：suffer f

4、rom   1、受之苦  I suffered most from lack of rest.   2、患病    I am suffering from a cold.   特殊提示：   suffer表示“患病”時，后面一般跟疾病名稱。     _ such heavy pollution already , it may now be too late to clean up the river .  

5、0; A. Having suffered   B. Suffering    C. To suffer     D. Suffered3. reach  用法歸納： （1）到達  The started early, hoping to reach there before dark. 它們很早就動身，期望天黑前到達那里。  易混辨析：  reach; get; arrive 到達  reach后直接加地點； get加to再加地點；arrive

6、后加at/ in再加地點，at 后加小地點；in后加大地點。假如表示地點的詞是副詞，get和arrive后都不能用介詞。另外，只表示“到了”，不強調到什么地方用arrive。  （2）達到   The number of the students in our school will reach 2000 next year. （）用手或腳夠到Can you reach the book on the top of the shelf? 你能夠到書架頂上的那本書嗎？特殊提示：reach還可以作名詞，表示“用手或腳能夠到的范圍；管轄范圍或臂展”。Please pas

7、s me the salt, its out of my reach. 請把鹽遞給我，我夠不到。  （4）傳到某人手中/耳中Your letter reached me yesterday. 我昨天收到你的來信。The news reached me just now. 我剛剛聽到那個消息。   （5）通向；延長Where does this road reach? 這條路通向哪里？即時活用： 1、Most children stay at home until they _ school age.A. get     B.

8、come    C. reach     D. arrive     2、Dear Jenny, thank you for your letter which _ on April 1st.A. arrived   B. arrived at    C. arriving   D. arrived me     3、It is _that the letter will _you th

9、is afternoon.A. most like; arrive     B. likely; reach   C. mostly like; get     D. best like; reach4.  cover   （1）掩蓋   The playground is covered by fallen leaves, we should clean it.    特殊提示： &#

10、160; 表示“掩蓋”時，常用coverwith / by句型，并且譯法比較機敏。   I am covered by dust. 我滿身都是土。She covered her face with her hands. 她用雙手捂著臉。  （2）包括；包含；涉及   The study of physics covers many subjects.   (3) 愛護；掩護  The mother covered the baby from the falling ceiling.母親愛護嬰兒不受下落的天

11、花板的損害。  （4）走完多少路；看完多少頁書。   I can cover 100 Li on foot a day. 我一天不行能走100里。   How many pages have you covered? 你看完了多少頁書？  （5）占多大面積   Our school covers an area of 60.000 square meters. 我們學校占地60000平方米。   特殊提示：   表示“占多大面積”用covers an area of +數詞。

12、  （6）采訪   The chief editor sent a reporter to cover the event. 主編派了一記者去采訪整個大事。    1、The farm is huge, lying between the valleys, and _ an area of 15 square kilometers.A. covered   B. being covered     C. covering   D. covers 

13、      2、This is a long hard winter, with everything _ white.A. covered         B. covered by    C. covering   D. covering with   3、This book is said to be a special one which _ many events not found in oth

14、er history books.      A. writes         B. covers          C. prints       D. reads   4、This is a long hard winter, with everything _ white.A. covere

15、d         B. covered by    C. covering   D. covered with    5、The farm is huge, lying between the valleys, and _ an area of 15 square kilometers.A. covered   B. being covered     C. covering

16、   D. covers5. dig out挖出；發覺；捐錢It is not easy to dig out the past. 發掘過去的歷史是不簡潔的。He was buried by an avalanche and had to be dug out. 他遇雪崩被埋住了，得把他挖出來。聯想擴展：dig down 挖下  dig in 開頭細致的工作 dig at 挖苦；稱贊某人 dig deep 挖深；挖出來 dig for 發掘；搜集 dig into 鉆研 dig up 掘起；挖出6. 表示方位的介詞 in / on  / to&

17、#160; / off用法歸納：   （1）in 表示在范圍里的某個方向Shanghai is in the east of China. 上海在中國的東部。(2) on表示接壤Canada is on the north of the USA. 加拿大在美國北邊。(3) to表示不在范圍里，也不接壤Japan lies to the east of China. 日本在中國東邊。特殊提示：上邊的句子可以改寫為：Japan lies east of China.或者 East of China lies Japan.改正過的句子省略了介詞to，緣由在于表示方向的名詞還可以作

18、副詞，表示“在什么方向”或“去什么方向”。(4) off 表示A. 在范圍里但不接壤（多指各國的島嶼）Taiwan is off the east of China. 臺灣在中國的東部。B. 在離不遠處My house is off the main road. 我家離大路不遠。1、Taiwan lies_ the southeast of Fujian, which is _ southeast of China.      A. in; on    B. to; in   

19、0; C. on; in    D. to; on  2、They traveled _, all the way up to Wisconsin .A. the north    B. in the north   C. north     D. the south7. keep / stop /preventfrom doing  防止 /阻擋發生What prevented you from coming on time? 什么事情使你沒有按時到？主

20、動句中，stop和prevent 后的from可以省略，keep后的from不能省略。被動句中，三個詞后面的from都不能省略。即時活用：It seems very difficult _.A. to stop the child to cry     B. preventing the child cryingC. to keep the child from crying     D. holding the childs crying8. make sure = be sure   (1)

21、 + to do 肯定；務必Be sure to come on time this afternoon. 下午肯定要按時到。   (2) + of + n. 把弄精確I know there is a train to Beijing tonight, but you should make sure of the time. (3) + that從句We are sure that China will become a strong and powerful country.be sure / make sure to do = be certain to do be

22、 sure / make sure of + n. = be certain of + n.be sure / make sure + that = be certain + that當be sure / make sure + that時，句子的主語必需是人；而be certain + that時，句子的主語用it。1、It is _ that they both have the greatest respect for each other. A. certain           &#

23、160;    B. sure         C. certainly                D. surely2、-Henry, _ the light is _ when you leave the lab. -All right.      A. be sure; turned down

24、60;   B. make sure; turned off   C. sure; turn off       D. make sure; turning off 9. protect vt. 愛護    （1）protect sth.   To protect the environment, we should drive less. 為了愛護環境，我們應當少開車。（2）protect sth. / sb. from + n. Y

25、ou should wear a pair of dark glasses to protect your eyes from the snow.  （3）protect sb. / sth. from doing  Ge You speaks carefully in public to protect himself from being hurt. （4）protect A against B  The tree belts can protect this area against shifting sand.    1、He

26、 raised both his arms to protect his face _ the ball.      A. from    B. for       C. with   D. to     2、At the meeting, we reached a conclusion that we should do what we could _ the Yellow River from

27、 being further polluted.      A. to protect    B. protecting     C. protect      D. protected  3、Youd better wear your sunglasses to protect your eyes _ the sun.A. from    B. with  

28、0; C. in    D. under10.There is no + doing  是不行能的There is no knowing how old he is. 不知道他多大。There is no persuading him to give up his idea. 不行能說服他放棄他的觀點。11、大量的修飾不行數名次  a great / good deal / a large amount of / much修飾可數名次    many / a number of / a great(good) ma

29、ny即可修飾可數名次也可修飾不行數名次 plenty of / a lot of / lots of / a large quantity of / quantities of / a mass of / masses of1、I spent _ of my time in this work.A. a plenty    B. a good many   C. a good deal   D. great deal   2、How many books does he have  - He p

30、ossesses _them.A. plenty of   B. very much    C. a great deal    D. an amount of Those who welcomed the railway saw it as more than a rapid and comfortable means of passing. They actually saw it as afactor in world peace. They did not foresee that the rai

31、lway would be just one more means for the rapid movement of aggressive armies. None of them foresaw that the more weare together-the more chances there are of war. Any boy or girl who is one of a large family knows that.Whenever any new invention is put forward, those for it and those against it can

32、 always find medical men to approve or condemn. The anti-railway group produced doctors who said that tunnels would be most dangerous to public health: they would produce colds, catarrhs （粘膜炎） and consumptions. The deafening noise and the glare of the engine fire, would have a bad effect on the nerv

33、es. Further, being moved through the air at a high speed would do grave injury to delicate lungs. In those with high blood-pressure, the movement of the train might produce apoplexy （中風）. The sudden plunging of a train into the darkness of a tunnel, and the equally sudden rush into full daylight, wo

34、uld cause great damage to eyesight. But the pro-railway group was of course able to produce equally famous medical men to say just the opposite. They said that the speed and swing of the train would equalize the circulation, promote digestion, tranquilize the nerves, and ensure good sleep.The actual

35、 rolling-stock was anything but comfortable. If it was a test of endurance to sit for four hours outside a coach in rain, or inside in dirty air, the railway offered little more in the way of comfort. Certainly the first-class carriages had cushioned seats; but the second-class had only narrow bare

36、boards, while the third-class had nothing at all; no seats and no roof; they were just open trucks. So that third-class passengers gained nothing from the few mode except speed. In the matter of comfort, indeed they lost; they did, on the coaches, have a seat, but now they had to stand all the way,

37、which gave opportunities to the comic （滑稽的） press. This kind of thing: A man was seen yesterday buying a third-class ticket for the new London and Birmingham Railway. The state of his mind is being enquired into.A writer in the early days of railways wrote feelingly of both second-and third-class ca

38、rriages. He made the suggestion that the directors of the railways must have sent all over the world to find the hardest possible wood. Of the open third-class trucks he said that they had the peculiar property of meeting the rain from whatever quarter it came. He described them as horizontal shower

39、-baths, from whose searching power there was no escape.16. All boys and girls in large families know that.A) a boy and a girl usually fight when they are together B）people tend to be together more than they used to be C）a lot of people being together makes fights likely D）Railway leads the world to

40、peace17. According to those who welcomed the railway, the railway itself should include all the following except.A）the railway enables people travel fast B）the railway brings comfort to people C）the railway makes the world peaceful D）the railway leads the world to war as well.18. According to the anti-railw