高中常考哪类作文【一】
【例句】
3.The room is empty.
There is in the room.
4.What can I do for you？
anything I can do for you？
【正确答案】3.nothing4.Is there
【规律分析】这部分要求了解 there be 句型的基本结构，注意系动词be在不同语境下的变化形式。
高中常考哪类作文【二】
【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。
高中常考哪类作文【三】
【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。
