I don’t remember when and where I       this umbrella.
#39975
A
bought
B
buy
C
have bought
D
had bought
推荐题目
We’ll have a picnic if it ______ tomorrow. 
#37768
A
rains
B
will rain
C
doesn’t rain
D
won’t rain
John _________ a doctor when he _________ up
#37932
A
are; grow
B
is going to be; grow
C
is going to be; grows
D
is; grow
一Have you got any friends in China?—________.Daming and Lingling are my good friends.
#41956
A
Yes,I do
B
No,I don’t
C
Yes,I have
D
No,I haven’t
— We must stop the hunters hunting the Tibetan antelopes(藏羚羊) in Tibet.— I agree with you. If it ________, they will ________ soon. 
#41662
A
goes, disappear
B
goes up, are disappearing
C
goes on, be disappeared
D
goes on, disappear