If you have any information regarding the identity of the man__________ left his car parked in the lot overnight, please contact the security department.

A． who

B． whom

C． whose

D． which

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参考答案

本题为选择恰当的关系代词的问题。先行词the man表示人。关系从句没有主语，因此主格关系代词wh0为正确答案。

1
Experience suggests that small, integrated organizations can operate __________in critical
situations than large firms can.

A． efficiently

B． more efficient

C． efficiency

D． more efficiently

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2
After ten years spent trying__________ to become the number-one west coast service
provider, the corporation finally succeeded.

A． high

B． down

C． hard

D． soon

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3
Many oil companies are now making alternative energy__________ in an effort to remaincompetitive in future energy markets.

A． payments

B． contributions

C． donations

D． investments

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