17.The teacher told us to be careful when we did our exam.
The teacher told us to do our exam.
【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。
18.Hurry or you will be late for school.
you don’t hurry, you will be late for school.
19.He came only after the meeting was over.
He didn’t comethe meeting was over.
20.The box is so heavy that I can’t lift it.
The box isheavy for melift.
【正确答案】18.If 19.until20.too...to...
21.Jane couldn’t sing well. I couldn’t sing well, either.
JaneI could sing well.
【正确答案】21.Neither...nor...
【规律分析】这部分要求掌握一些常见连词或连词词组的用法。这些连接词包括and,both...and,not only...but also, either...or,neither...nor,but,so等。
从以上命题规律分析可以看出,只有掌握了句型,才能保证准确地改写原句而又不改变其意思。这就要求考生在平时一定要注意多积累各种句型,切实掌握大纲所要求的各种语法规则,对那些常见的重要句型和表达方式要经常复习记忆。同时还要认识到,掌握了句型并不意味可以忽略词汇的作用,不同的句型中同一个词语可能有不同的含义或作用,也可能派生出不同的形式,考生需要结合考试题型,将词汇放在句型中记忆和学习,从而在掌握句型的同时理解词汇。
● It引导的形式主语句子与其他句型的转换
【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。...[查看详情]