用适当的介词填空
1.We can＇t depend ___ our parents for ever

2.It＇ very quiet ___ the country while it＇s very noisy ___ the city

3.Let＇s discuss the differences ___ country life and city life



同义句转换
1.It is two hours since she got here.

She ____here two hours ____

2.The digital camera is too expensive for me.
I can not ___ to have the digital camera because its price is too ____

用适当的介词填空
1.We can＇t depend (on or upon) our parents for ever.

depend on/upon: 依赖,依靠
例句与用法:
1. Children depend on their parents for food and clothing.
小孩依赖他们的父母供给衣食。

2.It＇ very quiet (in) the country while it＇s very noisy (in) the city.
in，在（乡村/城市）。
Which do you prefer to live in a city or in the country ?你欢喜住在城里还是住在乡下？

3.Let＇s discuss the differences （between） country life and city life.让我们来讨论城乡生活的不同。
[between A and B 在A与B之间]

同义句转换
1.It is two hours since she got here.
她到这里两个小时了。
=She (got) here two hours (ago).
她两小时前到的这儿。

2.The digital camera is too expensive for me.
对我来说，数码相机太贵了。
I can not (afford) to have the digital camera because its price is too (high).
[1] afford 支付，买得起， not afford to do sth,无法支付得起做某事。
[2]high: 这里是 昂贵的 的意思：
high prices 高价
the high cost of food 昂贵的食品费用开支