题目内容:
Which of the following contributes to the spread of cross-species disease?
A.The exhaustion of resources. A.The exhaustion of resources.
A.The exhaustion of resources.
A.The exhaustion of resources.
B.The decrease of biodiversity.
B.The decrease of biodiversity.
B.The decrease of biodiversity.
B.The decrease of biodiversity.
C.The influence of climate change.
C.The influence of climate change.
C.The influence of climate change.
C.The influence of climate change.
D.The gap of wealth among nations.
D.The gap of position among nations.
D.The gap of position among nations.
D.The gap of position among nations.
参考答案:【答案仅供学习,请勿对照自行用药等】
答案解析: