I need one more stamp before my collection ______.
#104144
A
had completed  
B
completes
C
has been completed
D
is completed
推荐题目
My mind wasn't on what he was saying so I'm afraid I ______ half of it. 
#101245
A
was missing
B
had missed
C
will miss
D
missed
Alice is now in the UK, but she _____ English for three months in Hong Kong. 
#103357
A
did study
B
has studied
C
had studied
D
studies
--- Let’s go shopping, shall we?--- Wait a minute. I ________ my housework and it won’t take long.
#100123
A
just finish
B
am just finishing
C
have just finished
D
am to finish