第二部分 英语知识运用 （共两节，满分45分）
第一节 单项填空(共15小题；每小题1分，满分15分)
从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。
21. We shouldn’t take_____ for granted that our parents will take care of us forever.
A. this B. that C. them D. it
22. Faced with_____ challenges, you should believe that your courage is what makes_____ difference.
A. the; / B. the; a C. /; a D. /; /
23. Despite the great difficulty we had _____ out the plan, it paid off in the end.
A. carrying B. carried C. to carry D. carry
24. ---What do you think of the film?
---Cool! Never before _____ a better one.
A. had I seen B. I have seen C. have I seen D. I had seen
25. I’m glad you’ve made great progress so far. Keep it up______ you must be successful.
A. and B. while C. so D. or
