_____to reach them on the phone,we sent an e-mail instead.[ ]A. Fail B. FailedC. To fail D. Having f

题目简介

_____to reach them on the phone,we sent an e-mail instead.[ ]A. Fail B. FailedC. To fail D. Having f

题目详情

 _____   to reach them on the phone,we sent an e-mail instead.  
[     ]
A. Fail                        
B. Failed  
C. To fail                      
D. Having failed
题型:单选题难度:中档来源:同步题

答案

D

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