二、选择填空 在A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。（本大题共14小题，每小题1分，共14分）
( ) 21. They will be better English their teacher’s help.
A. in; with B. at; with C. in; under D. at; under
( ) 22.We young people shouldn’t think about the failure in the past. Instead, we should be to face the future.
A. usually; enough brave B. seldom; enough brave
C. sometimes; brave enough D. always; brave enough
( ) 23. The shopkeeper always gives people a smile on his face and they are very .
A. pleasant; pleased B. pl eased; pleased
C. pleasant; pleasant D. pleased; pleasant
