题目内容：

单句语法填空

1.__________ (not know) anything about the accident, he went to work as usual.

2.The next morning she found the man __________ (lie) in bed, dead.

3.—Good morning. Can I help you?

—I’d like to have this package __________ (weigh)

4.Most of the artists __________ to the party were from that university.

5.__________(give) more attention, the trees could have grown better.