单项选择题

A．5 or 6 months.
B．9 or 10 months.
C．One year.
D．One year and a half.
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单项选择题
A．The academic courses.B．The vocational courses.C． A level or diploma courses.D．The majority of courses.
A．The academic courses.
B．The vocational courses.
C．"A" level or diploma courses.
D．The majority of courses.
单项选择题
A．an inflammable set of Christmas decorations.B．the blockade of most of the exits.C．the carelessness of the party host.D．both A and B.
A．an inflammable set of Christmas decorations.
B．the blockade of most of the exits.
C．the carelessness of the party host.
D．both A and B.
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