I'm sure you'll achieve it in the end ________ you keep on doing something.( )
A.so thatB.as long asC.unless
They could look after when they were six.( )
A.ourselvesB.themselvesC.yourselves
﹣Do you know in class?
﹣Sorry,I didn't go to school,either.( )
A.what he saidB.what did he say
C.what he says
It will the workers ten days to finish all the work.( )
A.takeB.spendC.pay
room is big and nice.( )
A.Kate's and Jane'sB.Kate's and Jane
C.Kate and Jane's
﹣Mum,must I clean my room?﹣No,you .( )
A.mustn'tB.needn'tC.can't