Before the first nonstop flight made in 1949, it_____ necessary for all planes to land for refueling.
—Do you like to go to a movie or walk in the country this Sunday?—I’d like the choice. I need some fresh air.
Don’t call me at three to four o’clock this afternoon. I the patient at that time.
----You know,I have become a Hollywood star.-------Really? _______.
This is the last time ____ I shall come here to help you.
He is an outgoing boy, and can _____ most of the other boys in the class.