－What does your father do, lily?
－He is _________. His job is to make sure that drivers obey the traffic rules.
A. an actor B. a policeman C. a waiter D. a reporter
—______ do you do exercises? —Three times a week．
A. How long B. How often C. How many times D. How much
—Peter，is there anything else you want to know about China?
—Yes，I am still wondering __________ .
A. how is Chinese paper cut made
B. how was the Great Wall built in ancient times
C. why the Chinese people like to play the dragon dance
D. why do the Chinese people eat rice dumplings at Dragon Boat Festival
—John, don’t drive so fast． You may hit other’s car． — ______, Mum．
A. OK, I will B. That’s right C. I won’t run fast． D. Don’t worry, I won’t
－Oh, my God! I can't find my key to the office.
－Don't worry. Perhaps it _________ at your home.
A. left B. has left C. was left D. had left
—Do you often play ______ basketball with your friends?
—No, I don’t like sports． I often play ______ piano in my free time．
A. a; the B. the; / C. /; the D. the; a
