condition n.状况，条件，环境

on condition that...在......条件下

in good condition状态好；身体好

in bad condition＝out of condition状态不好；身体不好

on/under no condition决不；在任何情况下都不位于句首，句子要用部分倒装

under...conditions在......的情况下

注意：condition表示"状态"时，用作不可数名词；表示"条件"时，用作可数名词。

(1)Under these conditions，the fire can be rapidly controlled.

在这样的情况下，火势很快就能控制住。

(2)He can use my bike on condition that he returns it tomorrow.

他可以用我的自行车，条件是明天还我。

(3)Exercise keeps you in good condition.

锻炼使你处于健康的状态。

(4)Under no condition can we break the law.

我们在任何情况下都不能违法。

5．In conclusion，I think that cars are very useful because travel is so easy with a car.

总之，我认为车是很有用的，因为乘车旅行太方便了。

(1)in conclusion总之；最后

draw/reach/come to/arrive at a conclusion得出结论

make a conclusion下结论

jump to a conclusion草率下结论

(2)conclude v．结束；下结论，推断

conclude from sth./that...(根据......)下结论称......；断定......

to conclude总之，最后

(1)I will bring the story quickly to a conclusion.

我将尽快结束这个故事。

(2)We drew/reached/came to/arrived at a conclusion that the room must have been empty.

我们得出的结论是：那个房间当时一定是空的。

(3)We concluded our meeting at 9 o'clock.

我们九点钟结束了会议。

(4)In conclusion，I would like to thank everyone who has helped us.

最后，我要感谢所有帮助过我们的人。

[一句多译]

(5)你从这些观察中能得出什么结论？

①What can you conclude from these observations？(conclude)