–Sorry, Professor Smith. I didn’t finish the assignment yesterday. --Oh, you _____ have done it as yesterday was the deadline. A. must B, mustn’t C, should D. shouldn’t
It will not be we meet again.
.It's the second time you late this week.
I don't think difficult for a Chinese student to master a foreign language within five years
Which sentence is wrong?
I don't know makes her afraid of having her business discussed.