—You didn’t wait for Mr. Black last night, did you?  —No, but we ____. He didn’t return home at all. 
#89202
A
couldn’t have
B
needn’t have
C
didn’t need to
D
should wait have
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 If he ___ that he ____ to work there, everything would be OK now.
#89504
A
insisted, be sent
B
insisted, was sent
C
had insisted, be sent
D
had insisted, was sent