Moudle6 Unit3 Language in use第二课时同步练习

课件32张PPT。Module 6 Problems外研版 九年级上册Unit 3 Language in use (1)Lead inSing a song.Reviewget into the habit of That’s a shame! play musical instrument fail the exam go wrong pay the bill pocket money come round养成……习惯 真遗憾/多可惜 弹奏乐器 考试不及格 出毛病, 出故障 付账，买单 零花钱 拜访(某人的家)Translate the phrases into English.If I start after dinner, I’ll finish it before I go to bed. If you do all these other things instead of your homework, you won’t have time to study. He thinks something will go wrong if I play games on it.Read the sentences:PresentationIf you start now, you'll finish it before dinner. If you tell him the truth now, he will be angry with you, but at least you will show that you are honest. If you offer to give up your pocket money, your father will realise that you are very sorry. Read the sentences and understand the red words.PresentationGrammarif引导的条件状语从句 if （如果）引导的条件状语从句表示主句动作发生的条件，表示假如有从句的动作发生就会有主句的动作发生。Presentation一、if从句的时态 1.主句用一般将来时，从句用一般现在时表将来。 eg. If you ask him, he will help you． 如果你请他帮忙,他会帮你的。 If you fail in the exam, you will let him down． 如果你考试不及格,你会让他失望的。Presentation2. 当主句含有情态动词时，从句通常用一般现在时。 eg. If you have finished the homework, you can go home． 如果你作业做完了就可以回家了。 If it stops snowing, we can go out. 如果雪停了,我们就可以出去。Presentation3. 从句也可以用一般过去时来表示与现在事实相反的假设(虚拟语气)。 eg. If I were you,I would invite him to the party． 如果我是你,我会邀请他参加聚会。 I would have arrived much earlier if I had not been caught in the traffic． 要不是交通堵塞,我本会来得早一些。Presentation二、主、从句位置： if 引导的条件状语从句位置灵活，可直接放在主句后面，也可以放在句首。放在句首时，从句后面要用逗号和主句隔开。 eg. If you have finished dinner, I’ll ask the waiter for the bill. = I’ll ask the waiter for the bill if you have finished dinner . 如果你吃完了,我就叫服务生来算账。 Presentation1. If our government_____ pay attention to the safety of food, our health _____ in danger. A. isn't; is B. doesn't; will be C. won't; is D. isn't; will be 2. If you get there on time,_____ me know. A. will let B. to let C. letting D. let 3. I don't know if Tom_____to my birthday party. If he _____, I _____ very happy. A. comes; come; will be B. will come; comes; will be C. will come; will come; am D. comes; will come; am选择合适的选项：PracticePractice 1.Rewrite the sentences with if. Listen in class, or you will not understand what to do. If you do not listen in class, you will not understand what to do.Eat some breakfast, or you’ll get hungry at school.If you don’t eat breakfast, you’ll get hungry at school. You’ll get hungry at school if you don’t eat breakfast.Practice 2. Hurry up! We’ll be late!If you don’t hurry up, we’ll be late. We’ll be late if you don’t hurry up.3. Read the book carefully. Then you will not make mistakes. ... ...