用正确的单词填空。
1.The people ____ travel all over the world think China is a beautiful country.（定语从句引导词）
2.I can't say anything ____  moves us deeply.（定语从句引导词）
3.Paper is made ____ wood.
4.The trees can stop the flood from____  (wash) the earth away.
5.By the end of last term, we ____(study) three thousand words.
6.You must practise____  (play) the piano every day.
7.Edison was a great American____(invent).
8.He hasn't enough ____ （经验）for the job.
9.It's good to tell ____(true).
10.You'd better ____  (not go) to the supermarket.