问题补充:
When I meet difficulties, my mother always tells me in myself and not to give up.
A. believe
B. to believe
C. believing
D. believed
答案:
A. believe
(答案→)B. to believe
C. believing
D. believed
解析:考查固定结构。Tell sb to do sth.告诉某人做某事。句意:当我遇到困难时,妈妈总是告诉我要相信自己,不要放弃。所以选B。