--Mike’s bike didn’t work yesterday, so he didn’t go there with his deskmate. --He _________ mine. I wasn’t using it then.
#88006
A
need have used
B
must have used
C
could have used
D
can have used
推荐题目
 He ______ the test again, in which case, his mother will be very disappointed. 
#89549
A
might fail
B
must have failed
C
should fail
D
could have failed
He       have come here yesterday,        he?
#87985
A
mustn’t, did
B
couldn’t, has
C
must, haven’t
D
must, didn’t
They enjoyed fresh watermelon last fall because they______ watermelon seeds in the spring. 
#87818
A
were planting
B
would plant
C
have planted
D
had planted