﹣You don't look well．______ with you？（ ）
﹣﹣I have a fever and can't stop coughing．
A．What's happeningB．What is it
C．What's onD．What's the matter
I often play ______chess after class．（ ）
A．aB．theC．/
Neither Li Hua nor I ___good at writing．（ ）
A．amB．isC．are
It is important ___us to make full use of time．（ ）
A．forB．ofC．with
The woman ___is talking with my mother is our class teacher．（ ）
A．whichB．whoC．whose
The school sports meeting will be ___because of the heavy rain．（ ）
A．put upB．put onC．put off