The Indian Ocean is the third-largest ocean in the worl　D.Only the Pacific and the Atlantic are larger.More than one-fifth of all the world’s water supply is in the Indian Ocean.

　　The Indian Ocean touches four different continents.To the south is Antarctica and to the east is Australi　　A.Africa lies to the west and Asia lies to the north.There are several important islands in the Indian Ocean.These include Madagascar,the largest one,which is near Africa,and Sri Lanka,which is near Indi　　A.There is also a group of islands called the Seychelles near the African coast.

　　The Indian Ocean is extremely important to the countries in Southeast Asi　　A.Strong winds from the Indian Ocean bring warm weather and heavy rains which are necessary for growing foo　D.

1.We may conclude that ______.

［　　］

　A.India is larger than Antarctica

　B.the Indian Ocean is to the east of Australia

　C.Madagascar is larger than Sri Lanka

　D.the Indian Ocean is larger than the Atlantic

2.Sri Lanka lies near ______.

［　　］

　A.Madagascar

　B.Africa

　C.the African coast

　D.India

3.Of all the oceans in the world,the Indian Ocean contains more than ______.

　A.5 percent of the world’s water

　B.15 percent of the world’s water

　C.20 percent of the world’s water

　D.50 percent of the world’s water

4.The word “supply” in the third sentence means ______.

［　　］

　A.liquid or wet

　B.big or large

　C.store or saving

　D.amount or quantity

5.A good title for this passage is ______.

［　　］

　A.The Indian Ocean

　B.An Interesting Continent

　C.Warm Weather from an Ocean

　D.The World’s Water Supply

It was in the street ________ this little girl saw a great scientist named Einstein for the first time in her life.

1. A.
   where
2. B.
   on which
3. C.
   that
4. D.
   who

We do not allow ________ in the lecture hall, so you are not allowed ________ here．

1. A.
   smoking; to smoke
2. B.
   to smoke; smoking
3. C.
   smoking; smoking
4. D.
   to smoke; to smoke

There came a point in his life ______ he had to think seriously about his future．

1. A.
   what
2. B.
   that
3. C.
   when
4. D.
   which

Small sailboats can easily turn over in the water ________.

1. A.
   if not managed carefully
2. B.
   if are not managed carefully
3. C.
   unless not managed carefully
4. D.
   unless are not managed carefully