—Who do you think ________the book here?

—It may be John.He was sitting here all the morning.

A．was leaving? B．leaves

C．had left? D．has left

Up to now，the program________thousands of children who would otherwise have died.

A．would save? B．saves

C．had saved? D．has saved

I was sleeping when the telephone rang again.It was the third time that I ________ that night.

A．have been interrupted? B．had been interrupted

C．interrupted? D．had interrupted

—Have you seen the movie “2012”？It’s quite thrilling.

—No，I ________ to buy a ticket，but it ________ cats and dogs.

A．have intended；was raining

B．intended；had rained

C．have intended；rained

D．had intended；was raining

—Tom，you’ve got an A in the final English exam.Congratulations!

—Thanks.But I never thought the result came out so fast.The papers________when I left the teacher’s office just now.

A．had been marked

B．were still being marked

C．are still marking

D．had been marking

I was out of town at the time，so I don’t know exactly how it ________.

A．was happening? B．happened

C．happens? D．has happened

By the time Pierce comes back from the meeting，we________here for three hours.

A．will be waiting? B．is waiting

C．will wait? D．will have waited

Every year a flood of farmers arrive in Shenzhen for the money?making jobs they ________ before leaving their hometowns.

A．promised? B．were promised

C．have promised? D．have been promised

—What’s that noise，John?

—Sorry，Linda.I forgot to tell you.The school library________.

A．is rebuilt? B．is being rebuilt

C．was rebuilt? D．has been rebuilt

—Your colleague’s spoken English is quite good，Amy.

—No wonder，as she________in the USA for two years.

A．worked? B．has been working

C．had worked? D．has worked