-What can I do for you?-I am looking for _____ iPad for my daughter. If she works hard and gets a good result in the entrance exam for the high school, I will buy _____ to her.A. an; it B. a; it C. an; one
What ______ amazing news!
—The lights in the classroom are still on. Do you know______. —To revise for the coming exams.
The students are too _____ to keep their eyes open in class because of staying up late.
The hotel is ________ for 400 people _________.
____ he was rich, he gave little money to the others.