单项选择题

A．The roads are too crowded to drive.
B．It’s difficult to catch a bus or a train.
C．They are too young or too old to drive.
D．Train and bus services are becoming poorer.
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单项选择题
A．He has to use a password.B．He has to show his ID card.C．He only needs to fill out a withdrawal form.D．He needs to fill out a withdrawal form and hand in the check book.
A．He has to use a password.
B．He has to show his ID card.
C．He only needs to fill out a withdrawal form.
D．He needs to fill out a withdrawal form and hand in the check book.
单项选择题
A．To complete them with the aid of their tutors.B．To accomplish them mainly through their own efforts.C．To read all the reference books assigned by the professors.D．To go over all the periodicals, articles and books in the library.
A．To complete them with the aid of their tutors.
B．To accomplish them mainly through their own efforts.
C．To read all the reference books assigned by the professors.
D．To go over all the periodicals, articles and books in the library.
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