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單項(xiàng)選擇題

Before they left the factory, all the cars were carefully tested for（）

A.defects
B.flaws
C.faults
D.errors

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單項(xiàng)選擇題

A 200-year-old building is very old in American（）

A.terms
B.points
C.outlooks
D.definitions

單項(xiàng)選擇題

He who wants to succeed must（）difficulties and bitterness first.

A.undertake
B.understand
C.undergo
D.underline