What he wants is _______ his mother as quickly as he can; and what he must do is ____ to the hospital at once.
They said good-bye, little knowing that they _______ again.
Look at the timetable.Hurry up! Flight 4026 _______ off at 18:20.
My mind wasn’t on what he was saying so I’m afraid I _______ half of it.
The first use of atomic weapons was in 1945.And their power _______ increased enormously ever since.
They _______ on the program for almost one week before I joined them,and now we _______ it as no good results have come out so far.