—What’s electricity?
—It’s a form of energy _______ we use in our daily lives.
A. who B. which C. where D. Whose
A student need a ________ place to study, but , in fact, some parents are always watching TV at that time.
A. cleaner B. quieter C. safer D. Smaller
When the first settlers came to North America, they had to ________ the forest and found a way out.
A. cut off B. cut down
C. cut through D. cut out
—I'd like to go camping with you, but I have meeting _______.
—If you don't go, ______.
A. to attend, so do I B. attending, so will I
C. attend, neither will I D. to attend, nor will I
—Why are the lights in the teachers’ office still on?
—There ________ be some teachers working there.
A. can B. must C. may D. ought to
—What are people supposed to do when they meet for the first time in China?
—They are supposed to _______.
A. shake hands B. kiss C. bow D. embrace
