____ twice, the postman refused to deliver our letters unless we changed our dog
#98997
A
Being bitten
B
Bitten
C
Having bitten
D
To be bitten
推荐题目
He hurried to the station, ____ to catch the last train.
#95274
A
to hope
B
hope
C
hoping
D
hoped
Time________, I can have done it better. 
#97407
A
permit
B
be permitted
C
permitting
D
to permit
_____ in 2011, the Beijing-Shanghai high-speed railway has benefited Qufu a lot.
#88693
A
To complete
B
Completing
C
Having completed
D
Completed