______ takes me ten minutes ______ the picture.
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. is C. is going to be
As we know, water is very important _______ us.A. of B. to C. on
Would you mind _____ the room?A. clean B. cleaning C. to clean
-----What’s _____matter with you?------I have_____ fluA. the, / B . /, the C. the, the