单项选择题

A．products
B．production
C．produces
D．productivity
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单项选择题
A．opportunityB．chanceC．likelyD．occur
A．opportunity
B．chance
C．likely
D．occur
单项选择题
A．The woman failed her driving test.B．The woman failed an exam at university.C．The man isn’t sure what to do.D．The man is offering to help the woman.
A．The woman failed her driving test.
B．The woman failed an exam at university.
C．The man isn’t sure what to do.
D．The man is offering to help the woman.
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