Alothough Jim felt tired,he didn't stop climbing the mountain.
问题描述：
Alothough Jim felt tired,he didn't stop climbing the mountain.
保持原句意思
Jim（ ）（ ）the mountain though he felt tired.
答
填kept climbing,保持做某事,一直做某事 原型是 keep doing sth,这里是过去时,所以用kept