问题 选择题

20世纪90年代以来有许多学者从不同角度对我国人口数量及人口容量进行了预测,表中内容为一些学者的预测数据,读下表完成1—2题。

1.表中反映的我国人口合理容量是 [     ]

A.15亿-16亿

B.15.1亿或16.6亿

C.8亿-9亿

D.14亿-15亿

2.下列不属于影响我国人口合理容量的因素是 [     ]

A.自然资源的数量和质量

B.地区开放程度

C.科技水平和消费水平

D.国家人口政策

答案

1、C

2、D

填空题

Part 4


Questions 26-45


·Read the following passage and decide which answer best fits each space.
·Forquestions26-45, markoneletterA, B, C or D on the Answer Sheet.
Both (26) and zoology are parts of a more general field of science, biology. The two are studies of (27) things, which share certain characteristics, (28) they are plants or animals. Botany deals with plants, whose organisms that can (29) their own food by the use of sunlight. Zoology on (30) hand, deals with animals, those organisms that cannot manufacture their own food and are thus dependent (31) plants for their food.
(32) plants and animals share many abilities, the extent (33) which plants can exercise some of those abilities is (34) . For example, both plants and animals need food, water, and warmth for growth, (35) plants can move to (36) those needs only by the slow extraction of their leaves and roots, while animals can move relatively (37) distances in relatively little time. When an animal is hurt with needle, the animal will (38) the part of the body (39) . This ability to draw back (40) pain or irritation, called irritability, is found only to a very limited extent in plants.
If plants (41) the same (42) as animals, animals would have had a more difficult time finding food. If animals were as limited as plants, they might (43) a means of manufacturing their own food, as plants do now. The world would be a very different place (44) it is if the characteristics of plants and animals were (45)

A.have

B.would have

C.will have

D.had

判断题