Why are the lions in the Git Forest especially vulnerable to disease?

A．They are physically weaker than the African lions.

B．They are small in size.

C．They do not have enough to eat.

D．They have descended from a dozen or so ancestors.

[单选题]Lions are mentioned in this passage for ______.A． comparisonB． excitementC． comic reliefD． accuracy

[单选题]Most people think of lions as strictly African beasts, but only because they've been killed off almost everywhere else. Ten thousand years ago lions spanned vast sections of the globe, and so did people, who —as they multiplied and organized —pat pr

[单选题]In the forest corresponding to the following binary tree，how many children does node B have？A． 1B．2C．3D．4

[单选题]The forest fire caused by the volcano is difficult to be______.A． put offB． put onC． put outD． put up

[单选题]They areconcerned for the fate of the forest and the Indians who [dwell] in

[单选题]On my left ______ a wide river; on my right, a dark forest.A.has beenB.wasC

[名词解释] 森林资源经营管理（FRM，Forest resources management）

[问答题] 什么是气体绝缘变压器（GIT）？如何分类？有何特点？

[名词解释] 常绿阔叶林（evergreen broad-leaved forest）

[判断题] 支原体的抗原常用生长抑制试验(GIT)与代谢抑制试验(MIT)来鉴定。()A . 正确B . 错误