单项选择题

A．The quality of paper will improve.
B．Paper prices will go down.
C．Garbage dumps will decrease in size.
D．Trees will be saved.
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单项选择题
A．He worked for a radio station.B．He lived in a dormitory.C．He took a long trip.D．He visited the man’s family.
A．He worked for a radio station.
B．He lived in a dormitory.
C．He took a long trip.
D．He visited the man’s family.
单项选择题
A．A company’s number.B．A bank’s number.C．An account number.D．A check number.
A．A company’s number.
B．A bank’s number.
C．An account number.
D．A check number.
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