Unit 4 Section A (3a～3c)课件 2023-2024学年人教版七年级英语下册

Period 2　Section A (3a～3c) Don't run in the hallways. 别在走廊奔跑。 祈使句 ( )(1) ________ fight! You will get hurt. A. Don't B. Doesn't C. Do D. Does (2)别让孩子们看电视太久。 ______ let children watch TV too long. A Don't Don't后接动词原形，构成否定祈使句，表示请求、命令、建议、警告等 祈使句的句型。 Open the door, please. 请开门。 ―→ Do型：Do＋(宾语＋其他) Be careful! 小心！ ―→ Be型：Be动词＋表语 (＋其他) Let me help you. 让我帮你吧。 ―→ Let型：Let＋宾语＋动词原形 (＋其他) Don't play on the road. 不要在马路上玩耍。 ―→ Don't型：Don't＋动词原形 (＋其他) No smoking! 禁止吸烟！ ―→ No型：No＋动词-ing形式/名词复数 ( )(1) ________ eat in the classroom, Amy! You make the room so dirty. A. Not　 B. Can't　 C. Didn't　 D. Don't ( )(2) ________ this kind of apple, and you will like it. A. To try　 B. Trying　 C. Try　 D. Tried D C —Can we eat in the classroom? ——我们能在教室里吃东西吗？ —Yes, you can. / No, you can't. ——是的，你们可以。/不，你们不可以。 情态动词 ( )(1)You ________ play computer games for a long time. It's not good for your eyes. A. needn't　 B. can't　 C. isn't　 D. doesn't (2)我们不能在课堂上听音乐。 We _____ listen to music in class. B can't —Must I be on time for class?——我必须准时上课吗？ —Yes, you must be on time for class. / No, you don't have to/needn't be on time for class. ——是的，你必须准时上课。/不，你不需要准时上课。 ( )(1)He________ eat big meals and did not go hungry any more. (2023年广州中考语法选择第11题) A. could　 B. might　 C. should　 D. must (2)我们禁止在会议室制造太多噪声。 We _______ _____ too much noise in the meeting room. A mustn't make —Do we have to wear the school uniform? ——我们必须穿校服吗？ —Yes, you have to wear the school uniform. / No, you don't have to/needn't wear the school uniform. ——是的，你们必须穿校服。/ 不，你们不需要穿校服。 (1)根据学校规定，星期一我们要参加运动会。 According to the school rules, we _____ ____ join the school sports meeting on Mondays. (2)凯文先生没有足够的钱买房子，所以他不得不努力工作。 Mr. Kevin hasn't got enough money to buy a house, so he _____ ____ work hard. have to has to ( )1. David, ________ fight with your younger brother.