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今天资深英语就给大家分享中考英语高频考点复习，九年级英语上册课时5Unit 5（含练习及答案二），家长要为孩子收藏起来，对孩子学习英语会有很大的帮助哦！  课时 5Unit 5 （含练习及答案二） 重点语法 (详见本书语法专题过关P110、121) 考点1 because引导的原因状语从句(教材P70 Grammar) [知识精讲] 原因状语从句是指在复合句中表示主句动作发生的原因的句子。如： — Because it was raining, we had to stay at home. 因为正在下雨，我们不得不待在家里。 — What a pity! 多可惜呀！ because意为“因为”，表示动作发生的直接原因，语气很强，常用来回答why引导的疑问句。如： — Why didn't he go with you yesterday? 他为什么昨天没和你们一起去？ — Because he was too tired. 因为他太累了。 注意：汉语里我们习惯说“因为……所以……”，但使用英语时不能将because与so连用。 考点精练1 1. — Although Mr Li is at an old age, she is always healthy. — Yes, ________ she exercises every day and has healthy habits. A. whenB. after C. becauseD. while 2. — Tom, why are you so unhappy? — I didn't get full marks in the exam ________ carelessness. A. since B. because of C. as a resultD. in order to 3. ________ I have run out of my money, ________ I can't buy the book. A. Because; soB. So; because C. /; because D. /; so 4. — I'm a teenager's mother. Sometimes I don't know why my son gets angry very often. — ________ he feels stressed. A. ButB. AsC. BecauseD. Since 考点2 since和as引导的原因状语从句(教材P71 Grammar) [知识精讲] 我们也可以用since和as引导原因状语从句。如： — Since you are free, you'd better tidy your bedroom. 既然你有空，你最好把你的卧室打扫一下。 — OK, Mum. 好的，妈妈。 As you were not there, I left a message. 因为你不在那里，所以我留了个信儿。 注意：和because相比， since和as的语气较弱。 since意为“既然；由于；因为”，表示已知的、显然的理由，较为正式，多位于句首。如： Since it is late, I shall go home right now. (由于)时间不早了，我得马上回家。 He deserved to know the truth since everyone in his family knew it. 既然他家里的每个人都知道了，他值得知道真相。 考点精练2 5. ________ it is raining, we can't go running on the playground. A. As B. However C. Whether D. If 6. ________ everyone has known about it, I don't want to talk any more. A. BecauseB. SinceC. But D. Even 声明： (责任编辑：admin) |