Father brought his little boy to a concert.But he was too young to sit ___ the whole concert.( )
for
with
during
through
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
David never fights with his classmate,____?( )
A.does heB.doesn't heC.isn't he