(
C
) 1. According to Paragraph 2, Chinook salmon ______.
A. have their own magnetic field
B. learn directions from their parents
C. can find directions in the ocean
D. have the same navigation skills as humans
(
A
) 2. What does the underlined word "simulate" in Paragraph 3 probably mean?
A. 模拟
B. 学习
C. 利用
D. 改变
(
D
) 3. The article mainly talks about ______.
A. the wide use of the GPS
B. the evolution of Chinook salmon
C. the research of ocean life
D. Chinook salmon and their "built-in GPS"
(
B
) 4. The article is probably from ______.
A. a novel
B. a science report
C. an advertisement
D. a guide book