单项选择题


Questions 12 to 15 are based on the conservation you have just heard.
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A.In the classroom.
B.At the library.
C.At the reading-room
D.In the front of a computer.
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单项选择题
A.A book.B.A magazine.C.A poem.D.A short story.
A.A book.
B.A magazine.
C.A poem.
D.A short story.
单项选择题
A.Man alters his environment while he is adapted.B.Man is only adapted to the environment but he doesn’t alter it.C.Other living things change their environment while man does not.D.Other living things is not only adapted to their environment but also alters it.
A.Man alters his environment while he is adapted.
B.Man is only adapted to the environment but he doesn’t alter it.
C.Other living things change their environment while man does not.
D.Other living things is not only adapted to their environment but also alters it.
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