The radio program described          .    [     ]A. where has aliens landed    B

The radio program described          .    [     ]A. where has aliens landed    B

题型:同步题难度:来源:
The radio program described          .    [     ]
A. where has aliens landed    
B. when aliens had landed at    
C. where aliens had landed
答案
C
举一反三
George ____ Lisa long before they came to this city.   [     ]
A. had married    
B. married to    
C. got married
题型:同步题难度:| 查看答案
He said something bad            him on April Fool"s Day.   [     ]
A. has happened on  
B. had been happened to    
C. had happened to
题型:同步题难度:| 查看答案
I found I ____ my bag at home when I got to school.   [     ]
A. had lose    
B. had forgotten    
C. had left
题型:同步题难度:| 查看答案
By the time I got to the airport, the plane          .  [     ]
A. took off    
B. has taken off    
C. had taken off
题型:同步题难度:| 查看答案
用所给动词的适当形式填空。
1. When I returned home, he _____ (leave).
2. By ten yesterday evening, she    __    (finish) writing.
3. He     _     (study) English for five years before he came here.
4. It     __   (stop) raining when l woke up this morning.
5. I   __     (not read) the book because I had read it before.
题型:同步题难度:| 查看答案
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