1/"did you notice anything while you...home last night?"
A.drive
B.are driving
C.drove
D.were driving
2/He....to sell it for months,but nobody wants it
A.had tried
B.is trying
C.has been trying
D.tries
3/....from Alison and Frank so far?
A.did you hear
B.you have hear
C.had yoy hear
D.have you hear
4/London...an underground train system since the nineteenth century.
A.have had
B.has had
C.had had
D.had
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Sinh Học lớp 12
