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单选题

A．It can give a student a sense of achievement.
B．It can help a student to prepare for future work.
C．It can give a student nothing but trivial training.
D．It is a good way to practice the skills learnt in school.

参考答案B

解析:暂无解析

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单选题

A．He will be regretful in the future.
B．He should restart his study in school.
C．He may also do well in his future work.
D．He should pay more attention to his study.

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单选题Section C
Directions: In this section, you will hear three recordings of lectures or talks.followed by three or four questions.The recordings will be played only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D. Then mark the corresponding letter on Answer Sheet I with a single line through the centre.
Questions 16 to 19 are based on the recording you have just heard.

A．A hypothesis that explains how changes in Earth's motions affect climate.
B．A hypothesis that explains why the shape of Earth's orbit varies over time.
C．Reasons it is difficult to find evidence to support hypotheses about the climate.
D．Analyses of the accuracy of data collected in different ways.

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单选题

A．To clarify a common misunderstanding.
B．To show in what way Earth is similar to a watch.
C．To emphasize the regularity of Earth's movements.
D．To connect the concepts of orbits and time.

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