Grammar必修4Module3.pptVIP

4 . — Shall Brown come and play computer games? — No, ________ he has finished his homework. A. when???????B. if???????C. unless???D. once C 1. Whatever you do, don’t leave immediately after the meal is finished. a.?It is important to leave immediately after the meal has finished. b.?Don’t do anything after the meal has finished. Read the sentences and choose the correct meaning. c.?You can do anything you like after the meal has finished. d.?It is important not to leave immediately after the meal has finished. 2. However hungry you are, you shouldn’t start to eat before your host does. a.?If you are hungry you can start to eat. b.?Even if you are hungry you should wait. c.?It is important to start eating before your host. d.?Don’t eat anything if you’re not hungry. 1. though, although表示“虽然, 纵然”之意。在一般情况下可以互换使用。 在口语中, though 较常使用, although比though正式, 二者都可与yet, still或nevertheless连用, 但不能与but连用。 让步状语从句的引导词: e.g. Though/Although he was worn out, (still) he kept on working. 虽然他已经精疲力竭, 但仍然继续工作。 Though/Although he is very old, (yet) he is quite strong. 他虽然年纪大了, 身体还很健壮。 注意: although引导的让步状语从句位于主句之前的情况较多, though引导的让步状语从句可位于主句之前或主句之后。 e.g. She passed the examination though she had not studied very hard. 她虽然不用功学习, 考试却及格了。 2. Object as you may, I’ll go. = Though / Although you may object, I’ll go. 纵使你反对, 我也要去。 Hard as/ though he works, he makes little progress.= Though he works hard, he makes little progress. 尽管他学习很努力, 但几乎没取得什 么进步。 【归纳】 as, though表示“虽然……但是”, “纵使……”之意。 as引导的让步状语从句必须以______ _____的形式出现, 被倒装的部分可以是表语、状语或动词原形, though间或也用于这样的结构中, 但although不可以这样用。 部分倒装 Child as / though he was, he knew what was the right thing to do. =Though he was a child, he knew what was