The meaning of life ____ according to the nature of one’s life style.
| A．moves | B．changes | C．varies | D．turns |
100.As the busiest woman in Norton,she made_________her duty to look after all the other people’s affairs in that town.
| A．this | B．that | C．one | D．it |
99.The chairman thought___________necessary to invite Professor Smith to speak at the meeting .
| A．that | B．it | C．this | D．Him |
98.—There is still a copy of the book in the library. Wall you go and borrow ________?
—No, I’d rather buy ________ in the bookstore. 
| A．it;one | B．one;one | C．one;it | D．it;it |
97.The information on the Internet gets around much more rapidly than ____ in the newspaper.
| A．it | B．those | C．one | D．That |
96.To save class time, our teacher has ________ students do half of the exercise in class and complete the other half for homework. .
| A．us | B．we | C．our | D．ours |