I had wanted to help you last night but I couldn’t spare any time, for I ______ a composition which I have to hand in this morning.
#103040
A
wrote
B
was writing
C
had written
D
have written
推荐题目
In the past 5 years a great deal of money _____ improving the environment of the school.
#103617
A
is spent
B
has been spent
C
was spent
D
had been spent
The key you have just got     the front door. 
#102563
A
is used to opening
B
is used to be opened
C
is used to being opened
D
is used to open