题目内容：

根据句子的意思和首字母的提示补全单词.
1.Jane's uncle is a restaurant o______.That means he owns a restaurant.
2.The mountain is c________with snow all the year round.
3.When you boil water,it becomes g_________.
4.Light t_________faster than sound.
5.A b________uses even more water than a shower.
6.When you brush your teeth,you should turn off the t_______.
7.The water was p_________into the sink.
8.Nothing is more v_________than friendship.
9.When the p_________closed down,many workers lost their jobs.