Complete the following sentences.
1. She _____(瞥)at him shyly and then lowered her eyes, saying nothing at all.
2. No matter who points out our ______(缺点), we should correct them.
3. Whenever my sisters meet, they always end up q______.
4. Mary made an a______ with the lawyer at six.
5. Without a moment's_______(hesitate), she jumped into the cold river following the child.
6. No one knows how this world came into ________(exist).
7. He went to Washington, _______(leave) the children behind with their mother.
8. We only suggest or advise _______ _______ (而不是) give orders.
9. They would go swimming together when they were children. They ______ ______ go
swimming together in their childhood.
10."I was driving carefully when my car hit the tree." he told the police. He told the police that he
_____ _______ _____ carefully when his car hit the tree.
11. They _______ us $150,000 _____ the house. Shall we buy it?
这房子他们要卖给我们15万美元.
12. He offered to ______ _____ _____ after work, _______ really surprised me.
提议下班后来接我,这真使我大吃一惊.