顺序练习
话题练习
题型练习
口语评分
写作评分
阅读机考
听力机考
口语机考
A.
They removed the food from the habitat.
B.
They increased the distance between the nest and the food source.
C.
They changed the magnetic field around the habitat.
D.
They shifted the location of obstacles in the tunnels.
正确答案:C
译文