高中英语新课标必修4 Unit 1 Women of achievement 重点句型

必修4 Unit 1 Women of achievement

重点句型

1. Only after her mother came to help her for the first few months was she allowed to begin her project.

她母亲头几个月来帮她的忙，这才使她得以开始自己的计划。

“only+状语”放在句首时，主句部分要用部分倒装，即：将助动词、情态动词或连系动词置于主语之前。但“only+主语”放在句首时，主句不倒装。

Only in this way can we learn English better.

只有这样，我们才能学好英语。

Only then did I remember that I had left my cell phone in the restaurant.到那时我才记起我把手机忘在餐馆里了。

Only when Mum is sick will she stay in bed. 

只有生病的时候妈妈才会卧床休息。

例题：

①Only then ______ how much damage had been caused.                        

A. she realized            B. she had realized 

C. had she realized        D. did she realize

② ______ by keeping down cost will Power Data hold its advantage over other companies.

A. Only             B. Just          C. Still           D. Yet

①解析：选D。“only+状语”放在句首时，主句部分要用部分倒装，再根据时间then判断，主句应用一般过去时，所以选D。

②解析：选A。四个选项中，只有“only+状语”放在句首时，主句才用部分倒装。

2. For forty years Jane Goodall has been outspoken about making the rest of the world understand and respect the life of these animals.

40年来，简•古道尔一直在呼吁世人了解并尊重这些动物的生活。

本句用的是现在完成时，即“has/have been doing”，表示从过去某个时间开始的动作或状态一直延续到现在，可能还会再进行下去。

—What have you been doing?

你一直在做什么？

—I have been practising the piano.

我一直在练习弹钢琴。

例题：

New that she is out of a job, Lucy ______ going back to school, but she hasn’t decided yet.

A. had considered       B. has been considering

C. Considered             D. is going to consider

解析：选B。句意为：露西现在没有工作，她在考虑回学校，但她依然没有做决定。表示过去开始的动作一直持续进行到现在，用现在完成进行时。