Question

     Long ago,most of our earth was covered with blocks (块) of ice. These ice blocks were as tall as high buildings in modern cities. Most of the ice was in the northern part of the world. Then the ice blocks started to move south. Cold and rain came with the ice. Animals had to move. At last,the ice began to melt ( 融化) .After half a million years,most of it melted. More than half of the earth became covered with water. The climate became much warmer. Things began to grow. The earth began to look the way in which it looks today.

1. Long ago,our earth was very       .

   A. warm   B. hot   C. cool   D. cold

2. What did animals try to do when the ice blocks moved south?

   A. They tried to stop them moving.

   B. They tried to melt them.

   C. They tried to move.

   D. They tried to stay ahead of them.

3. The melting ice may help to form       .

   A. mountains and valleys

   B. the sun,the moon and the earth

   C. cities and countries

   D. seas,lakes and rivers

4. The underlined word “climate’means “      ”.

   A. the freezing ice

   B. the weather of the year

   C. the moving of the ice blocks

   D. a plant or an animal

5. Which of these things may happen because the Ice Age en- ded?

a. Forests grew.

b. Food became harder to find.

c. Fishing became easier.

d. The temperature dropped.

   A. a；b   B. b；d   C. c；d   D. a；c

Answer 1

l. D  由第一、二句可推断很久以前地球上很冷。

2. C  由“Then the ice blocks started to move south. Cold and rain came with the ice.Animals had to move.” 可知选 C。

3. D  由 “ More than half of the earth became covered with water. ” 可知答案。

4. B  分析这个句子可知，气候变暖了。

5. D  由“Things began to grow."可知 a,c 项可能发生。