“Your phone number again? I _____ quite catch it.” “It’s 9568442.”
#90121
A
didn’t
B
couldn’t
C
don’t
D
can’t
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You _____ pay your library fines. If not, you _____ not be allowed to graduate.
#90180
A
may; should
B
should; need
C
must; will
D
will; can
 We        the manager , but no one        the telephone number .
#87851
A
could have called ; knew
B
could have called ; had known
C
could call ; had known
D
could call ; knew