Question

请帮忙将下列句子改写成非谓语从句。

请帮忙将下列句子改写成非谓语从句。
1when it is heated,metal expands.
2if it is true,it will cause us a lot of trouble.
3when you are in doubt ,tell the truth.it wil confound your enemies and astound your friends.

Answer 1

保证准确！

1. When heated, metal expands.
2. If true, it will cause us a lot of trouble.
3. When in doubt, tell the truth. It will confound your enemies and astound your friends.

解释：如果状语从句的主语是it或其和主句主语相同，且从句的谓语以be动词开头，则可以省略状语从句的主语和be动词，这就是所谓的非谓语从句。

Answer 2

1. When heated,metal expands.
2. To be true,it will cause us a lot of trouble.
3. Being in doubt ,tell the truth.it wil confound your enemies and astound your friends.

Answer 3

1when it is heated,metal expands.
Being heated,metal expands.

2if it is true,it will cause us a lot of trouble.
Truely as it is,it will cause us a lot of trouble.

3when you are in doubt ,tell the truth.it wil confound your enemies and astound your friends.
Telling the truth,you will confound your enemies and astound your friends.

Answer 4

when heated,metal expands.
if true,it will cause us a lot of trouble.
when being in doubt,........