Only after__________ his work __________ to see his grandfather.

---You ought to have warned him of the danger!
--- ____! But he wouldn’t listen!

_______ ,and the information you need will come out of your computer screen.

.Such an effort_____ the severe snow disaster didn’t prevent the whole nation from celebrating the traditional Chinese New Year happily.

Between the two roads ____ a TV tower called "Skyscraper Tower".

______ , I think , and the problem could be settled.

______ is the kindness of the nurse that the patient can never be ______ to her.

          your answer, I would have come back two weeks ago.

.Not until he left his home________to know how important the family was for him.
A.did he begin                    B he begins                C.he began                D.he has began

We laugh at jokes，but seldom____________about how they work．