荆州市2017年中考初三英语月考模拟试题

概要：of plant or tree is good at producing a special set of chemicals. Herbivores, like rabbits, can safely eat the leaves of one tree, but they may be poisoned by its neighbor.In this way, plants have not only developed their own defense system, but also shared it with others. This makes it impossible for a single animal to destroy even a small area of forest.51. From the first 2 paragraphs, we can learn that _________.A. plants can do nothing against their enemiesB. chemicals are quite useful for plants to surviveC. an antelope can always run away from a strong lionD. leaves, roots, flowers and fruits of plants are poisonous上一页 [1] [2] [3] [4] [5] [6]

Every kind of plant or tree is good at producing a special set of chemicals. Herbivores, like rabbits, can safely eat the leaves of one tree, but they may be poisoned by its neighbor.

In this way, plants have not only developed their own defense system, but also shared it with others. This makes it impossible for a single animal to destroy even a small area of forest.

51. From the first 2 paragraphs, we can learn that _________.

A. plants can do nothing against their enemies

B. chemicals are quite useful for plants to survive

C. an antelope can always run away from a strong lion

D. leaves, roots, flowers and fruits of plants are poisonous

上一页  [1] [2] [3] [4] [5] [6]