根据句意，用括号中所给词的适当形式填空,并将答案写在相应的横线上。
（共5小题，每小题1分，满分5分）Some students watch TV _________a week. (two)
All the villagers look forward to __________ the clean water. (drink)
In the Spring Festival, we can have many __________food. (tradition)
If you wear jeans to the party, the teachers ________ you in.( not let)
Could you pleased tell me how_________ the computer? (use)
在扔掉废物前进行分类是必要的．
It's necessary to divide the waste into different kinds before we it ．
成功的关键在于从错误中学习，并且永不放弃．
The key to success is to learn from your mistakes and never ．
我们历史老师中等身高．他对我们很严格．
Our history teacher is of medium ．He is very with us．
坚持你的梦想，将来有一天，它可能会实现．
on to your dream；one day it may come ．
应当允许青少年做出自己的决定．
Teenagers should be allowed to their own ．