Facts about water Here are some interesting facts about water.
    ●About 70% of（A）______human body is water.
    ●Oceans cover about 75% of the Earth， （B）但是海水是咸的.
    （C）Therefore most of the water in the world is not drinkable.
    ●（D）Groundwater may be drinkable，but it is （E） not easy to find groundwater that is clean and safe to drink.
    ●If water drips （F）______ your tap every 10 seconds，you will waste about 315 litres of water a year--enough to fill two baths!

（1）在文中（A）和（F）的空白处分别填入适当的单词：

the

the

；

from

from

（2）将文中划线（B）部分译成英语：

But ocean water is salty.

But ocean water is salty.

（3）写出文中划线部分（C）和（E）的同义词或近义词：

So

So

；

difficult

difficult

（4）将文中划线部分（D）改为：

Possibly

Possibly

groundwater

is

is

drinkable
（5）从文中找出能说明本文主旨大意的短语：

some interesting facts about water

some interesting facts about water