The book ________ be Mary’s. We can see her name on it.
need
must
can’t
needn’t
There are some ______in the garden.( )
A.potatoB.potatoesC.potatos
Could you please take ______notebooks to the teachers' office?( )
A.youB.yourC.yours
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