Ⅰ.用所给动词(短语)的适当形式填空
1．We decided ____________ (talk)to some students about why they go there.
答案：to talk
2．It made us very angry ____________ (hear) him talk like that.
答案：to hear
3．They found it impossible ____________ (get) everything ready in time.
答案：to get
