用besides,but,except that\what\when.等填空.

用besides,but,except that\what\when.等填空.
1.There are in China over 50 minorities______ the hans.
2.There was nothingto be seen _____a few lights.
3.He is a good student ______he is occasionally careless.
4.I know nothing about the accident_____I read in the paper.
5.Nobody is qualified___you.第5句又等于什么?

1.besides
besides
[biˈsaidz]
adv.
而且,还有
I don't want to go; besides,I'm too tired.
我不想去,再说我也太累了.
prep.
(表示排斥)除…之外(还有)
He had other people to take care of besides me.
除了我以外,他还需要照料其他人.
2.but
but
[bʌt,bət]
conj.
但是,然而
The watch was cheap,but it goes quite well.
这块表虽然便宜,但走得很好.
而是
The purpose of the scheme is not to help the employers but to provide work for young people.
这个计划的目的不是为了帮助雇主,而是为青年人提供工作机会.
除了,除去
They never meet but they discuss this problem.
他们每次见面都讨论这个问题.
相当于that(用于否定结构后)
There is no doubt but that he will win the election.
毫无疑问,他将在竞选中获胜.
(用于加强语气)
It'll be the event of the year—everyone,but everyone,is coming.
这将是一年中的大事——每个人,对,就是每一个人,都会来.
(用于表示惊奇或其他强烈感受)
But that's outrageous!
啊,这太可恶了!
只因为,可是只有
No one is so old but he may learn.[No one is so old that he may not learn.
]活到老,学到老.
假如没有…,要不是
I would fail my exams but that the classmates help me with my lesson.
要不是同学们帮助我学习功课,我考试就会不及格.
prep.
除…以外
We go to school every day but Sunday.
我们除了星期日每天都上学.
adv.
只,仅仅
He's but a boy.
他只不过是个孩子.
3.except that
except
[ikˈsept]
vt.
把…除外; 免除
When I say that the boys are lazy,I except you.
我说男孩懒惰,并不包括你.
prep.
除…外
Everybody except me looks down upon him.
除了我以外人们都瞧不起他.
4.that
conj.
(用于引出各种从句)
It's the best that you should work hard.
你最好还是努力工作.
5.but 等于 you are the only one who is qualified