What ______ do the health authorities take to prevent the spread of epidemic?

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问题 What ______ do the health authorities take to prevent the spread of epidemic?

选项 A、steps
B、plans
C、paces
D、grounds

答案A

解析固定搭配。词组take steps是“采取措施”的意思，符合题意。

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大学英语四级

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