- Look! Somebody_______ the sofa.-Well, it wasn't me. I didn't do it.
#39565
A
is cleaning
B
was cleaning
C
has cleaned
D
cleans
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They ______ Hong Kong twice.
#41936
A
have gone to
B
have been to
C
have been in
D
have gone in
 After school we went to the readingroom to do some reading,only to be told that it ________.(2012·安徽)
#63709
A
was decorated
B
had decorated
C
had been decorating
D
was being decorated