1.—Where ________ he go on vacation ?
—He went to the mountains.
A. did B. is C. does D. has
2.Thank you for _________ me find my little cat yesterday.
A. help B. helps C. helped D. helping
3.—How often does your sister surf the internet?
A. three time B. three times C. three time every day D. three times a day
4.Does Betty go to work ________ bus or _________ foot?
A. to; by B. with; on C. by; on D. on; on
5.—Did you decide ____________ a bicycle to school ?
A. ride B. riding C. to ride D. rode
6.—What do you think of the book ?
—It is so __________ , and I feel ___________.
A. excited, boring B. boring , excited
C. boring , bored D. bored , boring
7.—I’m sorry to keep you _________ too long.
—It doesn’t matter.
A. to wait B. waiting C. waited D. wait
8.—What do you think of math ?
—I find _______difficult to learn it.
A. that B. it C. this D. is
9.We all enjoy _____ on Sunday.
A. go fishing B. going boat C. go swimming D. going hiking