she insited that we the source of the river and begin our journey there a.found b.finding c.founded.should
问题描述：
she insited that we the source of the river and begin our journey there a.found b.finding c.founde
d.should
答
find
答
She insisted that we 【find】 the source of the river and begin our journey there.
我想LZ是拼错了选择了吧···
意思是“她一定要我们找到这条河开始的地方，并在那里开始我们的旅程”
中文不是很好，所以基本的意思就···是这样的啦。呵呵。
答
she insited that we (should) find the source of the river and begin our journey there ."她坚持说,我们应该找到河流的源头,并从那里开始我们的旅程.” insist 后的从句,要用should+动词原形.