2．It took me ten minutes ________ (walk)to the library from my home．

1．Project Hope ________(build)schools all over China since 1989．

10．The ________ (情况)is becoming very serious．

9．The bus station is ________(在对面)the supermarket．

8．Let me ________(介绍)myself to you．

7．He left ________ (没有)saying any words．

6．Strauss and Mozart were two of the most important ________(作曲家) ．