Ⅰ.单句语法填空
1．We substituted fish for meat several times a week.
2．Some people advocated limiting(limit) the number of cars on the main road.
3．It is time to take action to let(let) our customers understand this.
4. But for the meeting, I would have gone(go) home at the time.
5．He was condemned to death(die) for murder and later hanged.
6．Please go back to your classroom in turn.
7．We train them to make use of reference(refer) books.
8．I look forward to coming(come) to work every day.
9．There are(be) a number of Negroes in the city.
10．I can't go out with all these clothes to wash(wash)．
