----- __________it be Li Ping who broke the glass?---- No. It __________ be Wu Dong who did it.
#88059
A
Could; may
B
Can; must
C
May; must
D
Can; can
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Had it not been for the police’s help, Peter     his bicycle yesterday afternoon.
#87214
A
could not find
B
could not have found
C
didn’t find
D
hadn’t found