He feels lonely because he has no close friends ____.

A. to talk B. to talk with

C. talking D. talking with

If you are ____ trouble, please call me ____ 72335611.

A. in; in B. at; at C. at; in D. in; at

When the teacher asks him, he always ____.

A. keep silent B. keep silently

C. keeps silent D. keeps silenty

Mr. Li makes me ____, because it is bad for my health.

A. don’t smoke B. not smoke

C. not smoking D. not to smoke

Tom didn’t go hiking with his classmates ____ his illness.

A. because B. because of C. as D. since

Your mother prepared delicious food for us yesterday. Please say thanks ____ her.

A. for B. to C. with D. of

Helen is 15 years old, and Joan is 15, too. So Helen is ____ Joan.

A. as big as B. as older as

C. as old as D. so old as

—What ____ news!

—Yes, all of the children were ____.

A. excited; exciting  B. exciting; excited

C. excited; excited  D. exciting; exciting

New York is one of ____ in the world.

A. the large cities B. the large city

C. the largest cities D. the largest city

Do you have difficulty ____ English?

A. to learn B. of learning C. learning D. learn