帮我看看下面几句话有无语法错误??

来源:百度知道 编辑:UC知道 时间:2024/06/01 07:00:59
answer 1:Because his son under the age of eighteen.
answer 2:They drank for half an hour.
answer 3:That means he has drank too much when he was teaching his son a useful lesson.

Because his son(is) under the age of eighteen.
They drank for half an hour.
for 后面加一段时间 前面的动词要用延续性动词~~~我不清楚drink是不是延续性动词

1,是不是要在under前面加个is?2,把for去掉,或者直接说时间吧…