Your pen is on the ground．Please ______．

A．pick up it

B．picking it up

C．pick it up

D．picked it up

Don’t come in without ______ at the door．

A．knock

B．to knock　　

C．knocking

D．to knocking

You are supposed ______ at 7：00．

A．to arrive

B．a(chǎn)rrives　　

C．a(chǎn)rriving

D．a(chǎn)rrived

Not only you but also he ________ the museum when I got there.

A. have left

B. has left

C. had left

D. has gone

This is a ________ girl. She sings well.

A. six-year-old

B. six-years-old

C. six-year-olds

D. six year old

The teacher was sitting ______ many students.

A. among　　B. between　　C. in 　　D. of

________ friends you have, ________ you’ll be.

A. More, happier

B. More, more happier

C. The more, the happier

D. The more, the more happier

They said they would make a journey ______ Shanghai the next year.

A. at B. on　 C. with 　D. to

The good news ________ them happy.

A. gets

B. makes

C. takes

D. brings

Could you tell me how ________ the post office?

A. to get

B. to getting

C. to get to

D. get to