﹣﹣Alice， could you tell me London？
﹣﹣Sure． Last Sunday．（ ）
A．when Mr．Smith left
B．when Mr．Smith will leave
C．when did Mr．Smith leave
D．when will Mr．Smith leave
We can't see_____sun at night．（ ）
A．aB．anC．the
A lot of trees ____________ every spring in Yiyang city． （ ）
A．plantB．is planted
C．are planted
Could you please tell me ____________ I can buy some stamps？
Yes． There is a post office on Center Street． （ ）
A．whyB．whereC．when
Whose volleyball is this？
It ___________ be Linda's． She loves volleyball． （ ）
A．mustB．can'tC．needn't
_________， he has to listen to tapes every day． （ ）
A．To learn English well
B．Learn English well
C．Learning English well