原创新课堂2017春八年级英语下册Unit6Anoldmantriedtomovethemountains第3课时(GrammarFocus 4c)同步语法.ppt

* Unit 6　An old man tried to move the mountains. 第三课时　(Grammar Focus-4c)—单元同步语法精讲精练 ?unless的用法 unless连词，意为“如果不；除非”，相当于if...not，引导条件状语从句。 eg：Well go to town unless it rains tomorrow. ＝Well go to town if it doesnt rain tomorrow.假如明天不下雨，我们就去城里。 【注意】①若unless引导的从句本身为否定句，则unless不能用if...not来替换。 ②含unless的复合句，要遵循“主将从现”的原则。 连词unless，as soon as，so/such...that...的用法 ?as soon as的用法 as soon as意为“一……就……”，引导时间状语从句，表示从句和主句的动作先后发生，间隔短暂。 eg：The students became quiet as soon as the teacher came in.老师一进来，学生们就安静下来了。 【注意】含as soon as的复合句也要遵循“主将从现”的原则。 eg：Ill write to you as soon as I get there.我一到那里就给你写信。 ?so/such...that...的用法 so/such...that...意为“如此……以至于……”，用来引导结果状语从句。其中so修饰形容词或副词，such修饰名词，that后的从句表示结果。 【注意】名词前有few，little，many，much等词修饰表示程度时，此时应用so而不能用such。 eg：He was so happy that he forgot the time.他太高兴了，以至于忘了时间。 一、根据句意，用方框中所给单词或短语的适当形式填空。 so...that，such...that，as soon as，unless 1．___________ he finished his homework，he ran out of the classroom. 2．The sports meeting will continue _______ it rains this afternoon. 3．Its ______ an interesting film ______ everyone wants to see it. 4．He has ___ much money _____ he can buy what he wanted. As soon as unless such that so that 二、按要求完成下列句子。 5．These stories usually end in_happy_endings．(对画线部分提问) __________ these stories usually_______? 6．Mike moved to London because_his_dad_found_a_job_there．(对画线部分提问) _________ Mike ______ to London? 7．The teacher asked me to answer the question.(改为一般疑问句) ______ the teacher __________ to answer the question? 8．Dont make a promise.You cant keep it.(用unless合并为一句话) Dont make a promise unless you can keep it. How do end Why did move Did ask you 本课时其他知识点精讲精练 ?fit的用法 ①作动词，意为“合适；合身”。 ②作名词，意为“合身”。 ③作形容词，意为“合适的；适宜的；健康的”。 ?marry动词，意为“结婚”，常用结构： marry sb.和某人结婚 marry sb. to sb.把某人嫁给某人 be/get married to sb.与某人结婚 【注意】get married意为“结婚”，表示动作，不可与时间段连用；be married意为“结婚”，表示状态，可与时间段连用。 ?fall in love with...爱上…… cant help doing sth.情不自禁做某事 once upon a time从前 all over the world全世界 a couple of 一对；数个；几个 1．Catherine got married ____ a policem