2019年mpa考试英语真题——动词的时态416

{01}To our disappointment, the trip we had  been looking forward to  _____  in the  heavy rain.    
A.starting    
B.start    
C.to start    
D.started
解析：
本题选D。

{02}Not until all the fisli died in the river _____ how serious the pollution was.  
A.did the villagers realize                    
B.the villagers realized  
C.the villagers did realize                   
D.didn"t the villagers realize
解析：
本题选A。

{03}Not only     ___ late, he also forgot his book.
A.had he turned up    
B.did he turn up    
C.he turned up    
D.he had turned up
解析：
本题选B。