---I’m not sure_____ Mr. Wang goes to see his parents ---Twice a week.A. how long B. how often C. how soon
. Many Chinese students think science subjects are ______ foreign languages.
. We have two rooms ______, but I can’t decide ______.
. In the past few years there ______ great changes in my hometown.
. -He didn’t go to the lecture this morning, did he? -______. Though he was not feeling very well.
. -Where would you like to go on your summer holiday, Mike? -I’d like to go ______.