1. curious: 好奇、渴望的、爱探究的

curious eyes, curious neighbours,

1) be curious about sth...：对......好奇

e.g. The boy is curious about everything around him.

2) be curious to do sth...：及想干......

e.g. We are curious to go fishing this Sunday.

The lady was curious to know the cause of the fire.

3) It is curious that ....should do...：......是奇怪的。

e.g. It is curious that he should be late this morning.

It is curious that she should say nothing when asked to.

curiosity：好奇心

2. set sail for：开始向......航行、驶去 (head for..., leave for...)

e.g. The next day we set sail for the USA.

set有许多短语：

　set about doing sth：着手干......

　e.g. Soon we set about ploughing the fields.

　set out to do sth：开始干......

　e.g. They set out to mend the roof of the house.

　set aside：储蓄、暂时放于一边

　e.g. It's wise to set some money aside for future use.

　set off：出发

　e.g. We set off early the next morning.

　set out：出发

　e.g. They set out for the north, hoping to find land.

　set up：竖起、搭起、建立

　e.g. Our school was set up in the late 50s of the last century.

　set foot on：踏上......

　e.g. This is the first time that Man has set foot on this quiet planet - the moon.

set fire to...：放火烧......

e.g. Someone set fire to the house and it was burnt down in about an hour.

3. preserve：保护、保管、保存，维持（现状）

preserve sth.= protect sth.

e.g. They tried every means to preserve the old temple.

It is hard work to preserve these books dating from the Tang Dynasty.

Food preserved in fridge will stay fresh for a long time.

preserve ... from...：保护......免于/免受......

e.g. This method will preserve the food from going rotten.

Please draw the curtain close to preserve your eyes from the strong sunlight.

preserve one's strength, preserve one's sight, ...

4. empty：adj. ：空的

e.g. The empty room was soon filled with chairs and tables.