unit 4 Don’t eat in class.Section A1. arrive late for 迟到,侧重到达的时间晚 be late for 迟到 侧重状态 arrive late for class/school. = be late for class/school. 上课/上学迟到on time准时 按规定时间或指定时间做某事 不早不晚 in time及时 不迟到或在规定时间之前或接近所规定时间做某事 没有迟到,时间还充裕 He always go to school on time.他总是按时上学。 Fireman reached the house on fire in time.消防员及时赶到那幢失火的房子。祈使句 表示请求,命令或建议 祈使句无主语,主语you省去,动词原形谓语当, 句首加don’t否定变 朗读应当用降调,句末标感叹号。 肯定的祈使句实义动词原形+其他 Have a seat here. 请这边坐。be动词原形+形容词+其他 Be a good boy!Let sb do sth. Let me help you. 让我来帮你。有的祈使句在意思明确的情况下,动词可省略。This way, please. = Go this way, please. 请这边走 否定的祈使句Don’t+实义动词+原形 Don’t forget me! 不要忘记我! (2) Don’t be+形容词+其他 Don’t be late for school! 上学不要迟到! (3) Don’t let sb do sth Let +宾语+ not + 动词原形+其它成分 Don’t let him go. / Let him not go. 别让他走。 (4) No+Ving. No smoking! 禁止吸烟! No fishing! 禁止钓鱼4. hear listen sound 听 hear听说侧重听的内容 I'm sorry to hear that you are ill. 听说你生病了我很难过。 I never heard such an interesting story. 我从来没听过这么有趣的一个故事。 listen 听侧重听的动作 Listen to me carefully. 认真听我说。 sound听起来它是系动词后面接形容词等 That sounds great. 那听起来真不错。 5. fight v打 |