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. ----When are you leaving?
-----My plane _____ at 10:15.
A. takes off B. took off C. is about to take off D. will take off
22. Can anything _____ a mother’s love and care?
A. place B. replace C. take place of D. take place
23. We are watching an interesting program _____ suddenly the electric went off.
A. when B. while C. until D. before
24. He said the English party was ______ .
A. very success B. great successful C. a great success D. great success
25. No sooner ______ at the desk than the telephone rang.
A. had he sat down B. did he sit down C. he had sat down D. he sat down
