英语造句,说下意思,不要太简单,

1.either ...or ...
1.不是...就是...;要么...要么...
She is either drunk or mad.
她不是醉了就是疯了.
2.pay attention to
注意,留意
例句:
You must pay attention to your study.
你必须专心学习.
3.lose heart
丧失勇气,失去信心
例句:
No matter what you do,never lose heart.
不管你做什么千万不可泄气.
4.try one's best 尽力
例句：
I'll try my best to try to bring that reverend here in two weeks.
5.the more ...the more ...
例句：
The more we practice,the more we will get in the future.
我们练习地越多,将来我们能得到的就越多.
6.keep...from doing sth 阻止
例句：
I'm trying to keep you from doing the same mistake.
我设法让你避免犯相同的错
7.be afraid of 担心
例句:
Don't be afraid of asking questions.
不要怕提问题.