—Sorry,Mum!Ifailedthejobinterviewagain.—Oh,it'stoobad.Y...

问题详情：

—Sorry, Mum! I failed the job interview again.

—Oh, it's too bad. You___________ have made full preparations.

A. must                         B. can                           C. would                       D. Should

【回答】

D.

知识点：情态动词

题型：选择题