1、How green are you?Revision of object clauses Read the passage and underline the object clause. Did you see snow in your hometown last winter? Did you feel it was warmer than before? “There have been 21 warm winters in China since 1986,” said scientists. They also said that in the past 100 years, as

2、the global temperatures went up by 0.74, the temperature in North China has climbed 1.4 in only 50 years. China needs to take quick action to cut carbon dioxide emission(排放)because its the main reason for global warming. The good news is that China has seen the importance of going green. China set t

3、he goal of cutting energy use by 20 and pollution emission by 10. Can you slow down global warming? Sure! You and your family can take steps to cut the amount of carbon dioxide that is sent out into the air._ They also said that in the past 100 years, as the global temperatures went up by 0.74, the

4、temperature in North China has climbed 1.4 in only 50 years.the red part the green part main clauseobject clauseDid you feel it was warmer than before?Combine two simple sentences with proper conjunctions. （1）There have been 21 warm winters in China since 1986. Scientists said. Scientists said _ the

5、re had been 21 warm winters in China since 1986.（2）Did you feel it was warmer than before? The writer wondered. The writer wondered _ you felt it was warmer than before?（3）Why does China need to take quick action to cut carbon dioxide emission? The writer has told us. The writer has told us _ China

6、needs to take quick action to cut carbon dioxide emission.（4）Can you slow down global warming or not? The writer asked us. The writer asked us _ we could slow down global warming or not.thatif / whetherwhywhether（一）連接詞（一）連接詞陳述句由陳述句由 _引導(dǎo)引導(dǎo)一般疑問(wèn)句由一般疑問(wèn)句由_引導(dǎo)引導(dǎo)特殊疑問(wèn)句由特殊疑問(wèn)句由_引導(dǎo)引導(dǎo)thatif / whether只能用只能用whethe

7、r不能用不能用if的情況的情況1.在動(dòng)詞不定式前：在動(dòng)詞不定式前：They asked me whether to go skating.2.當(dāng)與當(dāng)與or not連用，或連用，或提出兩種選擇提出兩種選擇時(shí)時(shí):I dont know whether hes free or not.Mary asked whether I was doing my homework or not.Tell me whether youd like to go shopping or tidy the room. 3.在介詞后面：在介詞后面：We are worried about whether it will

8、rain tomorrow.（一）連接詞（一）連接詞陳述句由陳述句由 _引導(dǎo)引導(dǎo)一般疑問(wèn)句由一般疑問(wèn)句由_引導(dǎo)引導(dǎo)特殊疑問(wèn)句由特殊疑問(wèn)句由_引導(dǎo)引導(dǎo)thatif / whether本身的疑問(wèn)詞本身的疑問(wèn)詞(連接代詞連接代詞 who whom whose what which連接副詞連接副詞 when why where how)（二）語(yǔ)序：_語(yǔ)序 即：主句即：主句+連接詞連接詞+從句從句（主（主+謂謂+其他成分）其他成分）Do you remember _ _ (你離開(kāi)教室時(shí)關(guān)掉燈了嗎你離開(kāi)教室時(shí)關(guān)掉燈了嗎?)當(dāng)從句的原句為以下句子以及當(dāng)從句的原句為以下句子以及what, who, which

9、等作等作主語(yǔ)時(shí)，語(yǔ)序不變：主語(yǔ)時(shí)，語(yǔ)序不變： Whats wrong? Whats the matter? Whats happening? What happened? Which is the way to ? eg: I dont know whats the matter with her. Could you tell me who is over there? Do you know which is the way to the zoo? if you turned off the lights when you left the classroom?陳述句What should

10、 we do to cut energy use and pollution emission? Group workA: I will get rid of the bad habits of using things once and throwing them away.B: What does he /she say?C: He / She says (that) Take a quiz How green are you? There are lots of things we can do at home to help save energy. What do you do? A

11、re you a greener person? Take a quiz to find out how green you are.(1) Is the tap running when you brush your teeth? ( Yes, No )(2) Do you have a shower? ( Yes, No )(3) Do you wash the dishes with green products? ( Yes, No )(4) Do you recycle plastic, metal or glass? ( Yes, No )(5) Is your TV on sta

12、ndby(待機(jī)待機(jī)) when you are not watching it? ( Yes, No )(6) Do you turn off the lights when you leave a room? ( Yes, No )(7) Do you open the window when the air-conditioner is on? ( Yes, No )(8) Do you turn off your monitor when you are not using your computer? ( Yes, No )(9) Do you give your old clothe

13、s to charity? ( Yes, No )(10) Do you write on both sides of a piece of paper? ( Yes, No )Group work A: Did you brush your teeth under the running tap in the past? B: C: What did he / she ask you? B: He / She asked me （三）時(shí)態(tài)（三）時(shí)態(tài)(時(shí)態(tài)一致性）時(shí)態(tài)一致性）主句是現(xiàn)在時(shí)態(tài)，從句主句是現(xiàn)在時(shí)態(tài)，從句_時(shí)態(tài)。時(shí)態(tài)。主句是過(guò)去時(shí)態(tài)，從句主句是過(guò)去時(shí)態(tài)，從句_時(shí)態(tài)。時(shí)態(tài)。當(dāng)從句表達(dá)客

14、觀真理、自然規(guī)律和現(xiàn)象、諺語(yǔ)格言時(shí)，當(dāng)從句表達(dá)客觀真理、自然規(guī)律和現(xiàn)象、諺語(yǔ)格言時(shí)，用用 時(shí)。時(shí)。當(dāng)主句中情態(tài)動(dòng)詞當(dāng)主句中情態(tài)動(dòng)詞could/would用于用于“請(qǐng)求請(qǐng)求”，表示，表示委婉、客氣的語(yǔ)氣時(shí)，從句時(shí)態(tài)不受委婉、客氣的語(yǔ)氣時(shí)，從句時(shí)態(tài)不受 的約的約束。束。一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)一般將來(lái)時(shí)一般將來(lái)時(shí)現(xiàn)在進(jìn)行時(shí)現(xiàn)在進(jìn)行時(shí)現(xiàn)在完成時(shí)現(xiàn)在完成時(shí)一般過(guò)去時(shí)一般過(guò)去時(shí)一般過(guò)去時(shí)一般過(guò)去時(shí)過(guò)去將來(lái)時(shí)過(guò)去將來(lái)時(shí)過(guò)去進(jìn)行時(shí)過(guò)去進(jìn)行時(shí)過(guò)去完成時(shí)過(guò)去完成時(shí)一般過(guò)去時(shí)一般過(guò)去時(shí)/過(guò)去完成時(shí)過(guò)去完成時(shí)一般現(xiàn)在一般現(xiàn)在主句主句可根據(jù)實(shí)際情況用任何可根據(jù)實(shí)際情況用任何應(yīng)用相應(yīng)的過(guò)去應(yīng)用相應(yīng)的過(guò)去Group work

15、 A: What do you usually do to save water? / How will you deal with your old clothes? / Why should we take a shower instead of a bath? / Do you usually have a shower or have a bath? B: C: What did A ask B?D: He / She asked B Read the passage again Did you see snow in your hometown last winter? Did yo

16、u feel it was warmer than before? “There have been 21 warm winters in China since 1986,” said scientists. They also said that in the past 100 years, as the global temperatures went up by 0.74, the temperature in North China has climbed 1.4 in only 50 years. China needs to take quick action to cut ca

17、rbon dioxide emission(排放)because its the main reason for global warming. The good news is that China has seen the importance of going green. China set the goal of cutting energy use by 20 and pollution emission by 10. Can you slow down global warming? Sure! You and your family can take steps to cut

18、the amount of carbon dioxide that is sent out into the air.Here are some pieces of advice to help you save the earth. Change your light bulbs. Use energy-saving light bulbs. And dont forget to turn off the lights when you leave a room and turn off your television and computer when they are not in us

19、e! Ride the bus. Taking a bus saves a lot of oil every year. Say no to plastic bags. The next time your parents go to the market, ask them to use baskets. Open a window. Dont use the air-conditioner, and let fresh air in. When you have to use the air-conditioner, set the temperature higher in summer and lower in winter to save energy. Make small changes in your daily life. Dont use paper cups, bags and boxes. Its time for all of us to do something to save the earth!Write a report As we all know, the earth is faced with many dangers. Because of the human activities, the ear