单项选择题

A．How to care for precious metals.
B．A standard unit for measuring weight.
C．The value of precious metals.
D．Using the metric system.
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单项选择题
A．Their business hours are limited.B．Their safety measures are inadequate.C．Their banking procedures are complicated.D．They don’’t have enough service windows.
A．Their business hours are limited.
B．Their safety measures are inadequate.
C．Their banking procedures are complicated.
D．They don’’t have enough service windows.
单项选择题
A．Their parents cut back loan.B．The woman doesn’’t want Prank to take another English course.C．They can’’t pay the rent this month.D．The woman’’s boss refused to give her a raise.
A．Their parents cut back loan.
B．The woman doesn’’t want Prank to take another English course.
C．They can’’t pay the rent this month.
D．The woman’’s boss refused to give her a raise.
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