One of the most important questions the government had to consider was of public health. A. wh——青夏教育精英家教网—

题目内容

One of the most important questions the government had to consider was _____ of public
health.

A. what
B. this
C. that
D. which

试题答案

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One of the most important questions the government had to consider was _____ of public health.

A. what B. this C. that D. which

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