. The school rules state that no child ______ be allowed out of the school, unless accompanied by an adult. A will B. must C. shall D. may
The person ________drugs had much difficulty in getting rid of the________.
-There is ________on smoking in this theatre. -Do you mean smoking ________in this theatre?
-I think smoking in public places is very bad. -________.Smoking in public will make nonsmokers uncomfortable.
Shanghai is ________that we can hardly visit all the beautiful scenery in two or three days.
________team wins on Saturday will go through to the national championships.