You know that you were driving at 100 kilometers per hour, don’t you?—No, officer, I _____ have been. This car can’t do more than 80.

.The newspapers in my hometown don’t contain as many colorful pages as the ones in Nanjing __________.

His first book ________ next month is based on a true story.[ ]

May I go now — No. You ______________ let the teacherknow first.”

Our teacher tells us ________ in the street.