单项选择题

There are thirty sentences in this section. Beneath each sentence there are four words or phrases marked A, B, C and D. Choose one word or phrase that best completes the sentence.
Mark your answers on your answer sheet.

I hope that everything I have told you _______ by the next lesson.

A. have been forgotten

B. will have been forgotten
C. won’t have been forgotten
D. haven’t been forgotten