神马品牌网济南职业学院西校区:英语问题 请告诉我原因 60.2
来源：百度文库 编辑：神马品牌网 时间：2024/05/10 14:16:39
Einstein____his theory and went on with his research
a.insisted on
b.stuck to
c.persisted in
d.stick to
a.insisted on
b.stuck to
c.persisted in
d.stick to
选B.
D. 肯定不对,因为时态是过去式
A. insist on doing sth. 坚持做某事
insist on sth. 强调/坚持sth. , 一般是坚持某个已经存在的观点
C. persist in 一般指坚持某事，持续了很长一段时间