____if you make up your mind.A.It's sure of success B.It's certai_英语解答

____if you make up your mind.
A.It's sure of success B.It's certain to succeed
C.Be sure of success D.You are certain to succeed

人气：373 ℃　时间：2019-12-01 07:35:03

解答

D
A、B 中it无特定指代内容；
C 是一个祈使句,其主语还是,句子有表达你自己要确保成功的意思,而本题中是别人勉励你的,所以不行;
D be certain to do sth,主语只能是人,是肯定的意思,符合要求；