A卷（三部分，共115分）
第二部分：英语知识运用（共两节，45分）
第一节 单项填空（共15小题；每小题1分，满分15分）
21. The activities organized by our school really gave us a platform ____ we learned team spirit.
A. that B. where C. which D. when
22. ____ to Anne's birthday party, Mr. Brown is now searching shop after shop for a nice present for her.
A. Having invited B. Having been invited C. Have been invited D. Being invited
23. Unfortunately, ____ stone hit him on ______ head and he got injured.
A. the; a B. a; 不填 C. a; the D. the; the
