Dr. Frank failed many times but he finally _________ to find a successful way to

题干

Dr. Frank failed many times but he finally _________ to find a successful way to solve the problem.

A．broke through

B．put up

C．picked out

D．gave away

上一题下一题 0.64难度单项选择更新时间:2013-03-15 08:01:24

小学学科试题库

初中学科试题库

高中学科试题库