2015年6月13日托福听力真题题目+答案+mp3下载：assisted migration

2015年6月13日托福听力真题题目+答案+mp3下载：assisted migration

听力真题题目如下：

1、W hatis the discussion mainly about

A、Effects of climate change on migratory animals

B、A strategy for protecting endangered species

C、Threatsto aquatic habitats in the Pyrenees mountains

D、Ways to control the spread of invasive species

2、Whydoes a student mention the introduction of shrimp into a lake in Montana

A、Topoint out a possible danger of assisted migration

B、Toexplain why certain species are good candidates for assisted migration

C、Tosuggest that assisted migration can benefit several species at same time

D、To give an example of a new assisted migration program that is being considered.

3、Accordingto the professor, how did climate change affect the two butterfly species that she discuss

A、Itdried up the water supply in their habitat.

B、Itmade them vulnerable to predators.

C、Itcaused a decrease in their food supply.

D、Itmade it hard for them to reproduce

，，，，，，余下听力真题题目及答案省略！

本篇听力音频不清晰，听力原为为概括性总结，请悉知！

5元有偿下载完整版2015年6月13日托福听力真题题目+答案+mp3下载：assisted migration