单项选择题

What can we infer from this discussion

A．That Bob does not get along with his lab partner.
B．That the students performed the experiment correctly.
C．That the students had problems, and could not complete the lab experiment.
D．That there was a fire in the lab during the experiment.

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问答题

STRIVING FOR SOMETHING NEW AND SOMETHING DIFFERENT You are to write in three paragraphs. In the first paragraph, state your point of view. In the second paragraph, give one or two reasons to support your point of view. In the last paragraph, bring what you have written to a natural conclusion. Marks will be awarded for content, organization, grammar and appropriateness. Failure to follow the instructions may result in a loss of marks.

单项选择题

What makes e-mail extremely popular on campus is most likely its ______.

A．chance to revive the almost lost art of letter writing
B．freedom from face-to-face confrontation or pressure to respond
C．global quality for one to contact people half a world away
D．liberation from such restraints as time and locality