Everyone is ________ in that ________ story .
I _____ ask my father to give up smoking. It’s bad for his lungs. A. must B. needC. shouldn’t
It’s cold outside, you’d better not _____ out. A. to goB. go C. going
Why _______ climb mountains this weekend? A. don’t B. didn’t C. not
There _______ a school sports meet next weekend. A. is going to have B. isC. is going to be
As we know, water is very important _______ us. A. of B. to C. on