单项选择题

A．Twice a year.
B．Once a year.
C．Once a month.
D．Many times a year.
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单项选择题
A．He is from Canada.B．He is from England.C．He is from America.D．He is from another country.
A．He is from Canada.
B．He is from England.
C．He is from America.
D．He is from another country.
单项选择题
A．A cabinet.B．A refrigerator.C．A shelf.D．A kind of light.
A．A cabinet.
B．A refrigerator.
C．A shelf.
D．A kind of light.
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