60.游泳者下水后，可做一些水中换气练习，以更快地适应水环境。（）
A. 对
B. 错
Understanding a passageDirections: Listen to a passage and choose the best answer from the four choices provided for each question.[音频]1
A. They don’t like to be friends of the same race.
B. They prefer to make friends with similar people.
C. They become confused with their own identity.
D. They want to be trusted and respected by friends.
2
A. Teach students to be helpful to each other.
B. Teach students to trust and respect each other.
C. Organise parties for students from different races.
D. Put students of different races in the same groups.
3
A. Students will understand differences between each other.
B. Students will be happy with their classroom environment.
C. Students will become more careful when choosing friends.
D. Students will work successfully with people in the real world.
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