IamreallygratefultoMr.Smith.Withouthishelp,I

問題詳情：

 I am really grateful to Mr. Smith. Without his help, I _______ the entrance examination.

A. would not pass B. would not have passed  C. could not be able to pass D. could not pass

【回答】

B

知識點：虛擬語氣與情態動詞

題型：選擇題