Question

关于这几个句子的英语语法问题

1.The apartment owned (own) by the man is located in the city center.为什么用owned不用is owned

2.To find (find) the book that I needed,I had to look almost everywhere.为什么用to find不用finding

3.He was very happy to know his dog being taken(take) good care of when he was on business.为什么用being taken而不用was taken, 直接写taken可以吗

4.My friend called me,hoping to visit me at the weekend.为什么用hoping而不用hoped

5.In the latest research at Stanford University,California,scientists finished turning stem cells-blank cells which can change into other cell types-into the hairs found(find) in the inner ear.为什么用found而不用were found

Answer 1

你问的问题都是动词的非谓语形式
1. owned by the man 过去分词短语作定语。
2. To find the book that I needed 不定式短语作目的状语。
3. being taken 分词短语作宾补。
4. hoping to...... 分词短语作伴随状语
5. found...过去分词短语作定语。
为什么不采用你疑问的那些内容呢？你写的那些都是谓语动词的结构。而上述非谓语部分都不是谓语，所以，不能那样使用。