重点讲解：
1. not at all
一点也不；完全不；
eg. I am not at all satisfied with the present situation.
我对现状根本不满意。
eg. He's not at all exciting, in fact he's really rather commonplace.
他毫不出奇，实际上平庸得很。
2. no matter
不管…；无论…；
eg. All stories seemed dreadfully alike,no matter who told them.
看来，不管谁讲，故事都是千篇一律的。
eg. No matter what the matter may be, we should do our best.
不论事情会成什么样，我们都应当尽最大的努力。
3. be fit for
适合的；合适的；适当的；
eg. Of the seven bicycles we had, only two were fit for the road.
我们的7辆自行车中，只有两辆适合走这种路。
eg. These houses are not fit for human habitation.
这些房子不适于人居住。
4. no problem
没问题；
eg. 'Can you repair it?' — 'No problem'.
“你能修好它吗？”——“没问题。”
eg. If the property needs a new dishwasher, no problem, just put it on a credit card.
如果住所需要一个新的洗碗机，没问题，用信用卡买一个就可以了。
5. run out of
用完；耗尽；
eg. We're running out of time.
我们快没有时间了。
eg. By now the plane was running out of fuel.
现在，这架飞机的燃料快用完了。