_____ of the two books are very interesting, so I can't decide which one to choose.
A. All B. Both C. Either D. Any
Listen! Someone_____ singing in the next room.
A. is B. are C. does D. do
The more you smile, the _____ you will feel.
A. happy B. happily C. happier D. more happily
-Is Jack often late for school?
-No,_____ . He always goes to school early.
A. sometimes B. always C. never D. often
Mr. Smith wants _____ a job as a teacher in China.
A. to find B. find C. finding D. found
It is very important for us_____ English well.
A. learn B. to learn C. learning D. learned
