Unit 5 First Aid语法（教师版）

Book 5 Unit 5 Grammar 省略为了使语言简洁或避免重复,我们要怎样做呢? 本单元我们将接触一种新的语法现象.【 原文重现】判断下列句子中的括号部分可否省略。 1.The skin is an essential part of your body and (it is) its largest organ. 2.There are three types of burns. Burns are called first (degree burns),second (degree burns) or third degree burns.3.Examples include mild sunburn and burns (which are) caused by touching a hot pan, stove or iron for a moment.4.These burns are serious and (these burns) take a few weeks to heal.5.Remove clothing using scissors if (it is) necessary unless it is stuck to the burn.6.If burns are on arms or legs ,keep them higher than the heart ,if (it is) possible.为了使讲话和行文简洁，句中某些成分可以省略。省略可分为以下情况： （一）简单句中的省略 1、省略主语：祈使句中主语通常省略。 （括号内为省略的词语，下同） e.g. (I) Thank you for your help. (You) Come in, please.练习: (I) See you tomorrow.2、省略主谓语或主谓语的一部分。e.g. (Is there) Anything wrong? (Do you have) any question?练习: (Would you like) Something to drink? 3、不定式的省略 1）省略不定式后的内容，只使用不定式符号 to。(1) 动 词 :want, wish, expect, hope, like, love, try, forget, decide, prefer, mean, intend, plan, refuse 等，以及短语：be going to, be about to, be able to, have to, used to, ought to 等后面常省略不定式的内容。e.g. ---- Do you plan to go there? ---- Yes, I plan to (go there). —I didn’t go to see the doctor yesterday.---But you ought to (see the doctor).练习：— Does she want to take the place of you？ — Yes, she wants to （想要） .注意：如果不定式含有 be, have done, have been, 通常保留 be, have, have been。 e.g. ---- Are you an engineer? ---- No, but I want to be. 练习：--- He hasn’t finished the task yet. ---- Well, he o...