I would have gone to my cousin’s birthday party last night, but I ______ available.
#100506
A
was
B
had not been
C
was not
D
would not be
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 I ___ on my report next week so I won’t be able to meet you any day.
#103394
A
am working
B
will be working
C
was working
D
have been working
The student didn’t pay any attention to the lecture; he ________ of something else. 
#104749
A
thought
B
had thought
C
would think
D
was thinking
--Have you turned off the light?—Sorry, I ___ all about it.
#104021
A
have forgotten
B
forgot
C
had forgotten
D
would forget