The chairman thought       necessary to invite Professor Smith to speak at the meeting.
#17110
A
that
B
it
C
this
D
him
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There is _______ wrong with your watch. Let me check it. 
#57351
A
something
B
everything
C
nothing
D
anything
She went to the bookstore and bought _________.
#17107
A
dozen books
B
dozens books
C
dozen of books
D
dozens of books