The doctor (told) him that he (should take) this medicine (one) pill at (one) ti

游客2025-03-14 14

问题 The doctor (told) him that he (should take) this medicine (one) pill at (one) time.

选项 A、told
B、should take
C、one
D、one

答案 D

解析短语用法错误，应改为a。at a time“一次，每次”at one time“曾经”。本句表示一次吃一片药，而不是曾经吃一片药。

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