Unit 4 Why don't you talk to your parents 单元语法清-【四清导航•辽宁专版】2022-2023学年八年级英语下册作业课件(人教版)

英语 八年级下册 人教版 四清导航 单元语法清 语法精讲 一、提建议的句型及其常用答语 1．提建议的句型 (1)Why don't you do sth.？/Why not do sth.？你为什么不做某事呢？ (2)What/How about (doing) sth.？(做)某事怎么样/好吗？ (3)Let's do sth.咱们做某事吧。 (4)You should (not) do sth.你(不)应该做某事。 (5)You'd better (not) do sth.你最好(不)做某事。 (6)Would you like sth./to do sth.？你想要某物/做某事吗？ (7)You could do sth.你可以做某事。 2．常用答语 (1)肯定回答： Good idea！/That's a good idea！好主意！/那是个好主意！ OK./All right./Great.好。/行。/太好了。 Yes, please./I'd love/like to.是的。/我愿意。 No problem.没问题。 Sounds/That sounds good/great/...(那)听起来不错/很好…… I agree with you.我同意你的看法。 (2)否定回答： I don't think so.我不这样认为。 I'd love/like to, but I have to...我愿意，但我不得不…… That sounds boring.那听上去很乏味。 I'm afraid...恐怕…… Sorry, I can't./Sorry, but...抱歉，我不能。/抱歉，但是…… 二、连词until，so that及although引导的状语从句 1．until引导时间状语从句 连词until意为“直到……为止；到……时”，引导时间状语从句，常放在主句之后，也可以放在主句之前。主句为一般将来时，从句要用一般现在时表示将来。until用于肯定句中，意为“直到……为止”，主句谓语动词须用延续性动词；用于否定句中，意为“直到……才……”，主句谓语动词通常用非延续性动词，也可用延续性动词。如： I didn't leave until he came back.直到他回来我才离开。 2．so that引导目的状语从句和结果状语从句 (1)so that意为“以便”，引导目的状语从句，一般放在主句后，且不用逗号隔开。目的状语从句表示动机(即一种可能性)，而非事实，因此，从句中常带有can，will，could，would，should等情态动词。如： Speak clearly so that they can understand you.说清楚些，以便他们能听懂你的话。 (2)so that意为“以至于；结果”，引导结果状语从句，陈述的是客观事实，常常不带情态动词。如： He studied hard so that he passed the exam.他努力学习，结果通过了考试。 3．although引导让步状语从句 连词although意为“虽然；尽管；即使”，引导让步状语从句，可以放在主句前面，也可以放在主句后面。如： Although he is old, he is quite strong.他虽然年纪大了，但还很强壮。 语法精练 一、用if，because，until，although或so that填空。 1．Tom was late for school his bike was broken on the way to school. 2．They left early they could catch the first train. 3． the girl is very young, she can speak several foreign languages. 4．The kids will have a picnic it is fine tomorrow. 5．I will wait Miss Hunt comes back from work. because so that Although if until 二、单项选择。 (　 )6.She didn't leave ________ she worked out this problem. A．as long as B．until C．since D．while (　 )7.________ it rained a