--–Excuse me, ______is Qinhuangdao from Beijing?
----It’s about three hours by car.
A.how wide B. how long
C. how far D. how fast
—We'll go to visit Chengdu next week.
—_____
A. It's hard to say. B. Thank you.
C. How time flies! D. Have a good trip!
It ______ forty-five minutes ______ there by bus.
A. cost; to get B. takes; getting
C. takes; to get D. takes; to get to
---- why not swim in the river?
---oh, no. our teacher told us _____ here. It’s dangerous.
A. will swim B. will not swim
C. to swim D. not to swim
I can’t swim. And she can’t, _______.
A. too B. also
C. but D. either
I was doing my homework _______ a dog came in.
A. when B. while
C. as D. At
