— Daniel, the speech competition will begin soon. Please ________ the microphone a bit to make everyone hear more clearly.— No problem!
----_______ do you brush your teeth? ----- Twice a day. A .How much B. How often C. How long
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