( 上海卷29). -- Sorry, Professor Smith. I didn't finish the assignment yesterday.-- Oh, you have done it as yesterday was the deadline.
But for your timely warning, we ___have been unaware of the danger. Thank you very much!
___some of the juice and perhaps you’ll like it.
The question that puzzles them is ___they can finish the work on time.
My father ____ a bus to his office until the workers have had his car fixed next week.
Be sure to make the invitations sent to ____ has taken part in the competition.