组卷网 > 高中英语综合库 > 语法 > 句法 > 特殊句式 > 强调句 > It be…that/who强调句型
题型:单项选择 难度:0.65 引用次数:181 题号:15996384
It is only when we get ill ______ we begin to realize how important it is to keep healthy.
A.untilB.whileC.onceD.that
21-22高一下·黑龙江大庆·期中 查看更多[2]

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