I’m sure Andrew will win the first prize in thefinal. — I think so. He ______ for it for months.

Shall I take you to the shopping mall after work—- No, thanks. My father said he would ________ onhis way home.

The Internet is the biggest information resource,which millions of pages of data.

_____ his timely help, Kate overcame the hardship at last[ ]

I am delighted aschairman of the students，union last winter.