题目内容

He saw it as his d ________ to help the poor.

A. duty
B. dress
C. done
D. dry

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Try to s________ every opportunity to practice English.

A. search
B. see
C. seek
D. son

For most students, studying a is a ________ wonderful experience.

A. along
B. alone
C. always
D. abroad

There’s a gun in pr ________ every American home.

A. practically
B. practical
C. poor
D. proof

She bought a car several years ago, and it is now still in good co________.

A. condition
B. conduct
C. contact
D. consistent

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