“橘生淮南则为橘,生于淮北则为枳”说明了 A.生物适应环境 B.生物影响环境 C

题型:选择题

问题:

“橘生淮南则为橘,生于淮北则为枳”说明了

A.生物适应环境

B.生物影响环境

C.环境影响生物

D.环境适应生物

考点:探究实验:鸟适于飞行的特点动物的形态结构和功能
题型:选择题

我国测量温度常用℃(摄氏度)和°F(华氏度)作单位.它们之间的关系为:华氏温度=摄氏温度×1.8+32.(1)当温度计测出的温度是86°F,相当于______℃,(2)今天的温度是15℃,用华氏温度表示为______°F.

题型:选择题

从事收集贮存处置危险废物经营活动的单位,应向哪个部门申领经营许可证?

题型:选择题

In much of Asia, especially the so-called “rice bowl” cultures of China, Japan, Korea,   41   Vietnam, food is usually eaten with chopsticks.

Chopsticks are usually two long, thin pieces of wood or bamboo. They can also be made of plastic, animal bone or metal. Sometimes chopsticks are quite artistic. Truly elegant chopsticks might  42   (make)of gold and silver with Chinese characters. Skilled workers also combine various hardwoods and metal  43  (create)special designs.

The Chinese have used chopsticks for five thousand years. People probably cooked their food in large pots, 44  (use) twigs(树枝) to remove it. Over time,  45  the population grew, people began cutting food into small pieces so it would cook more quickly. Food in small pieces could be eaten easily with twigs which  46  (gradual)turned into chopsticks.

Some people think that the great Chinese scholar Confucius,  47  lived from roughly 551 to 479 B.C., influenced the  48  (develop) of chopsticks. Confucius believed knives would remind people of killings and  49   (be) too violent for use at the table.

Chopsticks are not used everywhere in Asia. In India, for example, most people traditionally eat   50  their hands.

42()

题型:选择题

( )是区域规划理论的奠基人。

A.伊利尔·沙里宁父子

B.格迪斯与芒福德

C.柯布西耶和克里斯泰勒

D.霍华德与西谛

题型:选择题

蒸汽吊车为要完成吊运工作,必须具有哪些功能?

更多题库