—Hi,LiMing.Whyareyouinsuchahurry? —

问题详情：

—Hi, Li Ming. Why are you in such a hurry ?

 —________________ the 7:30 train.

  A. Catch       B. To catch      C. Catching        D. Caught

【回答】

B

知识点：非谓语动词

题型：选择题