单项选择题

A．On short trips.
B．On long trips.
C．When flying over cities.
D．When flying at high altitude.
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单项选择题
What does the article tell us about Harvard University
A．It will only accept the new SAT this fall.
B．It has not made a decision on whether to accept the old SAT this fall.
C．It will require scores from the writing section this fall.
D．It will ask all applicants to take the new test a year later.
单项选择题
A．To do comprehensive exercises.B．To read simple sentences.C．To copy out from the textbooks.D．To do all of the above.
A．To do comprehensive exercises.
B．To read simple sentences.
C．To copy out from the textbooks.
D．To do all of the above.
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