Sam ______ coins since he was eleven years old, and now he has hundreds of them.
#42209
A
collected
B
had collected
C
has been collecting
D
had been collecting
推荐题目
––Did your mother go to Amy’s party?––No, she __________.
#39668
A
hasn’t invited
B
isn’t invited
C
wasn’t invited
D
didn’t invite
---How are you going to the park tomorrow?   ---I ________there. 
#40628
A
am by bike
B
ride my bike
C
am riding a bike
D
go on bike
We’ll go camping if it ________ tomorrow.
#37930
A
won’t rain
B
doesn’t rain
C
didn’t rain
D
isn’t raining