D) They find close relatives more reliable.
Passage Two
Questions 19 to 22 are based on the passage you have just heard.
19. A) They have bright colors and intricate patterns.
B) They can only survive in parts of the Americas.
C) They are the only insect that migrates along fixed routes.
D) They have strong wings capable of flying long distances.
20. A) In a Michigan mountain forest.
B) In a Louisiana mountain forest.
C) In a Kentucky mountain forest.
D) In a Mexican mountain forest.
21. A) Each flock of butterflies lays eggs in the same states.
B) They start to lay eggs when they are nine months old.
C) Each generation in a cycle lays eggs at a different place.
D) Only the strongest can reach their destination to lay eggs.
22. A) Evolution of monarch butterflies.
B) Living habits of monarch butterflies.
C) Migration patterns of monarch butterflies.
D) Environmental impacts on monarch butterfly life.
Passage Three
Questions 23 to 25 are based on the passage you have just heard.
23. A) Time has become more limited.
【2014年6月大学英语六级听力真题 第2套(MP3+试题+答案+原文)】相关文章:
最新
2017-01-16
2016-10-21
2016-10-08
2016-10-08
2016-10-08
2016-10-08