By serving others, a person focuses on someone other than himself or herself, ______ can be very eye-opening and rewarding.
| A．who | B．which | C．what | D．that |
He______ on this paper for ten minutes but he______only about sixty words.
| A．will have worked, has written | B．worked, has written |
| C．has been working, has written | D．will be working, works |
Mr Wang______an article on how to improve spoken English last month, but I don’t know whether he has finished it.
| A．has written | B．wrote | C．had written | D．was writing |
You can’t guess ______ when he was admitted by Beijing University.
| A．how he was happy | B．how happy was he |
| C．how happy he was | D．he was how happy |
As teachers, we feel______our duty to teach our children to be good wherever we are.
| A．this | B．that | C．it | D．there is |
— Each of the students, working hard at their lessons, ______the book.
— So have I.
| A．is reading | B．has read | C．reading | D．reads |