3到6年级作文常考写作话题【一】
【例句】
17.The teacher told us to be careful when we did our exam.
The teacher told us to do our exam.
【正确答案】17.carefully
【规律分析】这部分要求考生掌握一些基本的构词法。词汇学习中构词法是最重要的方法之一。通过加前缀或后缀的方法可使一个词改变词义或词性。考生应能根据句型，将某个词语变为所需要的形式。
3到6年级作文常考写作话题【二】
【例句】
5.He spent 4 hours in doing his homework yesterday.
It took him 4 hours his homework yesterday.
6.It seems that they like pop music.
They to like pop music.
【正确答案】5.to do6.seem
【规律分析】这部分要求了解代词it在句子中的各种用法。it在英语中是个相当活跃的.代词，它可以作形式主语、形式宾语和引导强调句等。
3到6年级作文常考写作话题【三】
【例句】
13.Don’t forget to bring your book！
to bring your book！
14.My mother is not in/at home.
My mother is.
【正确答案】13.Remember14.out
【规律分析】这部分要求掌握一些基本的反义词，然后通过否定反义词的方法达到肯定的目的。
