根据句意,用括号内所给词的适当形式填空
1.Water is very ________(value).We shouldn't waste it.
2.The ________(visit) to Japan is a great expensive for me.
3.The meeting is __________(arrange) by three different companies.
4.It's ________(help) for us to go to bed early and get up early.
5.“You must ________(work) harder next term,”the teacher said to Jim.