Theboyhastotakethepills______.A.e

发布时间:2020-07-26 09:21:00

The boy has to take the pills ______.A.every five hoursB.for five hoursC.every five-hoursD.for five-hours

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A解析服药基础常识,应是每隔几个小时服一次,从句意可知
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