He feels lonely because he has no close friends ____.
A. to talk B. to talk with C. talking D. talking with
When the teacher asks him, he always ____.
A. keep silent B. keep silently
C. keeps silent D. keeps silently
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
How will you feel when ____?
A. you happen bad something
B. you will happen something bad
C. bad something will to you
D. something bad happen to you
Do you have difficulty ____ English?
A. to learn B. of learning C. learning D. learn
