??? 情景例句
I happened to over hear what he said.
我碰巧聽到了他所說的話。
John is not forty-five yet,is he?
約翰不夠45歲,是嗎？
to overcome all but the most instantly fatal illnesses and accidents.
了暴病而死或意外事故外，至少足以克服一切一般疾病和事故。