1.This is the best film ___ has been shown this year.
A.that B.where C.who D.what
2.Those who ___ great interest in English will learn it well.
A.has B.have C.had D.has had
3.Lucy is very clever.She is ___.
A.confident of success B.confident of successful
C.confident success D.confident for success
解释下理由 顺便翻译下 帮帮忙 谢谢大家了