A: Nancy doesn’t look very well. What’s wrong with her?
B: She has a terrible headache because she ______ too long. She should stop to have a good rest.

A．has been writing

B．had written

C．is writing

D．was writing

The singer and dancer _____ asked to sing a song in public, and she agreed happily.

A．is

B．was

C．are

D．were

Jenny _____ continually _____ unexpected questions. We were tired of her.

A．has; asked

B．was; asking

C．had; asked

D．will; ask

Jane, I hear you _____ to China. Have you got everything right?

A．have traveled	B．travel
C．are traveling	D．would travel

—Do you know our town ?
----No ,this is the first time I _____here .

A．come

B．am coming

C．came

D．have come

-----Have you finished your composition already, Jack?  ----Yes, I _____ it within half an hour.

A．have finished

B．finish

C．finished

D．had finished

―I am really struck by your spoken English. You speak so fluently. Have you been abroad?
―Yes. I ______ in London for two years.

A．have stayed

B．stayed

C．had stayed

D．have been staying

They required that the work              as soon as possible.

A．be finished

B．will be finished

C．should finish

D．is finished

Selecting a mobile phone for personal use is no easy task because technology ____ so rapidly.

A．will change	B．has changed
C．will have changed	D．is changing

They had no sooner arrived at the bus station than the bus         .

A．had left

B．will leave

C．left

D．is leaving