Usually, we don`t know how important something is _____ we lose it.
A. or B. until C. as soon as
Father often tells me ______ too much time on computer games.
A. don`t spend B. not spend C. not to spend
-- Did you see a girl in red passing by just now?
-- No, sir. I _____a newspaper.
A. read B. am reading C. was reading.
–How`s the weather tomorrow, Rose？
-- I hear there is going to ____a snow storm.
A. be B. have C. is
Every year ________ people watch NBA on TV.
A. million B. million of C. millions of
– Do you like chatting on the phone or by QQ?
-- _______. I prefer to use WeChat (微信)
A. Neither B. Either C. both
