八年级英语下册unit6anoldmantriedtomovethemountains第3课时(grammarfocus_4c)同步语法精讲精练课件新版人教新目标版

Unit 6 An old man tried to move the mountains. 浙江地区 第三课时 (Grammar Focus4c) 单元同步语法精讲精练 连词unless，as soon as， so.that.的用法 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】若unless引导的从句本身为否定句，则unless不用用if.not 来替换。 unless引导的从句，要遵循“主将从现”的原则。 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】在含as soon as引导的时间 状语从句的复合句中，从句通常用一 般现在时表将来，而主句则用一般将来时。也可简记为 “主将从现”。 eg：Ill write to you as soon as I get there.我一到那里就给你写信。 so.that.的用法 so.that.意为“如此以至于”，用来引导结 果状语从句，其 中so后接形容词或副词，也可用few，little，many，much等来修饰名词 表示程度，that后的从句表示结果。 eg：He was so happy that he forgot the time.他太高兴了，以至于忘了时 间。 一、从方框中选择适当的选项填空，完成句子，各用一次。 1The sports meeting will continue it rains this afternoon. 2The box is heavy he cant carry it. 3 you keep on trying，you will be successful. 4He got up quickly he heard the alarm. unless sothat If as soon as 二、按要求完成句子。 5We will have a party tomorrow night.Everybody will be free.(用if连接句 子) We will have a party everybody free tomorrow night. 6The boy is old enough to dress himself.(同义句转换 ) The boy is old he dress himself. 7这个小男孩使我们如此感动，以至于我们决定要帮助他。(根据汉 语提示完成句子) We were moved by the little boy we decided to help him. ifis sothatcan/could sothat 8Ill give him the note.Hell come back tomorrow.(用as soon as合并为一 句话) Ill give him the note as soon as he comes back tomorrow. 9You can never know whats possible.You try to make it happen.(用unless 合并为一句话) You can never know what is possible unless you try to make it happen. 本课时其他知识点精讲精练 fit的用法 作动词 ，意为“合适；合身”。 作名词，意为“合身”。 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。 【注意】get married意为“结婚”，表示动作，不可与表示一段时间 的 状语连 用。 be married意为“结婚”，表示状态，可与表示一段时间 的状语连 用。 get/be married都可与介词to连用，但不能与with连用。即be/get married to sb.与某人结婚。 重点短语归纳 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 1Catherine got married a policeman twenty years ago. Awith Bfor Cto 2It was such a funny show that people couldnt help again and again. Alaugh Bto laugh Claughing C C 3哈维的父母找到了一些适合他读的书籍。 H