The workers demanded that their employer_____ their working conditions.
#86737
A
had improved
B
would improve
C
improve
D
will improve
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It is very important that you _______ for this examination.
#87731
A
get yourself prepared
B
must get yourself preparing
C
should get yourself prepare
D
could get yourself prepared
―Why? Where is the key to the sound lab? ―Dear me! You _______ it in the taxi！
#89994
A
have never left
B
never left
C
haven’t left
D
didn’t leave
When I was you age, I dared to go out alone at night, ________ you?
#89219
A
dared
B
dare
C
did
D
didn’t
— We expected you yesterday.— I’m sorry, I you to say that I couldn’t be here until today.
#87786
A
must have called
B
would be calling
C
could have been calling
D
should have called