Read the passage and fill in the blanks with proper words (在短文的空格内填入适当的词使其内容通顺，每空格限填一词，首字母已给)
What do you know about the sea? Every body knows that the sea looks beautiful when the sun is shining on it. But it becomes very terrible when there is a 1.s________wind. If you study the map of the world, you'll learn that about three 2.q________of the world is covered with the sea.
Have you ever been at sea? The sea is very deep. In some places it is much deeper. The 3.h________mountain in the world is about 9 kilometres high while the deepest place of the sea is almost 11 kilo metres deep.
The sea can be very cold. At the top of the sea the water may be 4.w________. But if you go down, it becomes colder and colder. In most places of the sea there are lots of fishes and 5.p________. Some live near the top of the sea. 6.O________live deep down. You know the sea water is salty. The water of the Dead Sea is very salty. It is so salty that fish 7.c________live in it. What a strange sea!

Fill in the blanks according to the first letter given to complete the sentences (根据首字母填入适当的单词)
1.John is more i________than Tom.   
2.I have a s________everyday in summer.   
3.I go to school on foot i________of by bike.   
4.It is very i________for us to learn English well.   
5.Water c________almost three quarters of the Earth.   
6.Tigers are one of the most d________animals.   
7.We can save water by f________a dripping t________.   
8.Farmers need to water the c________and v________on their farms.

What about tennis with me this afternoon? (   )

A．play

B．to play

C．plays

D．playing

What if there is no rain? (   )

A．happen

B．is happing

C．will happen

D．happened

Tom often goes to the English club and now he can speak English much  than before. (   )

A．fluent

B．fluently

C．more fluently

D．most fluently

Sharks are animals on the Earth. (   )

A．one largest

B．one of the largest

C．one the largest

D．one of largest

If she a lot of chocolate every day, she will be very fat. (   )

A．is

B．has

C．have

D．be

Please stop the Earth.(   )

A．to pollute

B．pollute

C．polluting

D．to polluting

There a class competition about the oceans. (   )

A．is going to have

B．will have

C．will be

D．will is

Complete the following sentences as required (根据所给要求完成句子) :
1.People save water by taking a shower instead of a bath.(对划线部分提问)
________ ________people save water?
2.We use water to cook food. (对划线部分提问)
________ do we use water to________?
3.Whales are larger than any other animal on the Earth. (保持句意基本不变)
Whales are________ ________animals on the Earth.
4.Mr. Smith stayed at home last night. He didn't go shopping. (保持句意基本不变)
Mr. Smith stayed at home________ ________going shopping last night.
5.it, paper, reusing, save, can, people, by (连词成句) 
___________________________________
6.John can hardly understand Russian. (改为反意疑问句)
John can hardly understand Russian, ________ ________?
7.What a hot day today! (保持句意基本不变)
________ ________ it is today!
8.The Red Cross has helped the homeless people in the floods four times since last year. (对划线部分提问)
________ ________times has the Red Cross helped the homeless people in the floods since last year?