1:It's useless to worry about him.
2:I didn't show disagreement,because someone ordered me not to disagree.
3:Tom is not willing to help me.
4:There should be some water in the bottle.
5:You must know about shanghai well.
6:I hope he's here.
7:Why didn't you buy some bread?I planned to but some but I forgot to.
8:I don't know what should I say.
9:Our handbags must be hidden by some body.