The Greens _____ China for seven years.

A.have come toB.have been to

C.have come inD.have been in

—Could you tell me ____? —Sorry, I don’t know.

A.where are my socksB.where can I find my socks

C.where my socks areD.where my socks put

It’s necessary for you _____ exercise every day.

A.takingB.to take

C.takeD.takes

—_____ you _____ your homework yet?

—Yes, I _____ it ten minutes ago.

A.Did; do; finishedB.Have; done; have finished

C.Have; done; finishedD.Will; do; finish

Xi’an is a city with many places of interest and ____ tourists come here every year.

A.thousand ofB.thousand

C.thousandsD.thousands of

This is the most beautiful park I have _____ visited.

A.everB.yet

C.neverD.already

—Can you write the number eighty-five thousand, six hundred and twenty-six?

—Yes, it is _____.

A.85,626B.856,620

C.58,662D.58,626

Now most families have only one child _____ our country’s one-child policy.

A.soB.because

C.because forD.because of

—David has made great progress recently. —_____, and _____.

A.So he has; so you haveB.So he has; so have you

C.So has he; so have youD.So has he; so you have

China has the _____ population in the world.

A.smallestB.most

C.largestD.large