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1、 高一升高二讲义 Lesson Four一、 自测单词和短语(汉译英、英译汉)昂贵的 _导游;向导 _总的来说 _对.感兴趣 _博物馆 _自然的 _打羽毛球 _熬夜 _语言 _放风筝 _吃惊 _上上下下;起伏 _把.弄醒 _逃跑;跑开 _搭起;举起 _Forest_Shout to_In the countryside _Fire station _play the piano _bring good luck to _be popular with _around the world _be different from _in the end _would like _special _d
2、escribe _criminal _(be) of medium height _二、 语法祈使句1. 祈使句的概念祈使句是一种表达感情色彩如劝告、叮嘱、请求或命令等的句子。因此,祈使句的主语是you,但要省略。在表达请求或劝告时,在祈使句前或句末可加上please,以使句子的语气更加缓和或客气。例如:停!_ 请帮帮我! _2. 肯定祈使句1)Do型,do指代一切动词的原形如:过得愉快!_ 停止!_ 听妈妈的话!_2) Be型,以Be开头如:保持安静!_ 小心!_3)Let型,固定句型:Let sb. do sth. 让某人做某事如:让我帮助你!_ 让他去吧!_3. 否定祈使句1) Do型,
3、在句首直接加Dont.如:Speak! _ Run! _2)Be型,在句首直接加Dont.如:Be lazy! _3) Let型,有两种结构: Dont let sb. do sth. Let sb. not do sth.如:Let him call me. _/ _4)No型,有两种结构: No+ 名词 No+动词ing如:不要拍照!_/ _ 不要吸烟!_/ _练习1:将以下祈使句改为否定式:1. Come here early. 2. Ask him. 3. Please wait for her. 4. Read the book carefully. 5. Sit under the
4、 tree, please. 6. Lets go there together. 练习2:用括号内所给动词的适当形式填空。1. Its an important meeting. _ (not, be )late.2. _ (not,make) any noise! Your mother is sleeping.3. _ (not, speak) with your mouth full of food and _ (be) polite.4. _ ( not, talk) and _ (read) aloud.5. _ (not,leave) your homework for tomo
5、rrow, Larry.6. _ (look) out! A car is coming.7. _ (give) us ten years and just see what our country will be like.8. _ (not, let) the baby cry.9. Wear more clothes or you _ (catch) a cold.10. Lets _ (not, say) anything about it.练习3:把下列句子变成祈使句。1. You must arrive on time. _2. You can help your sister.
6、_3. You have to keep quiet. _4. You cant stop him. _5. You mustnt eat in class. _三、 经典段落背诵Dear Jane,Hows your summer vacation going? Are you studying hard, or are you having fun? Im having a great time in Europe! My family and I are on a vacation in the mountains. I want to call you but my phone isnt working, so Im writing to you.Dave四、 作业1. 及时复习今天的知识,并用肯定祈使句写五个句子,并把它们改为否定祈使句。2. 熟练背诵小段落。3. 背诵初二上册第四单元的单词,并制作生词表。3