We will have a sports meeting in October， but ______knows the date for sure．（ ）
A．everybodyB．nobodyC．anybodyD．somebody
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