It is not always easy for the public to see _______ benefit a new invention can be of to human life.
| A．whose | B．what | C．which | D．that |
— Foreign trade has been developing very fast in Guangdong.
— Yes. Guangdong is China’s largest province ___ foreign trade volume.
| A．in terms of | B．in place of | C．in charge of | D．in favor of |
Last Sunday, I went shopping for the perfect dress, ______ would make me look younger.
| A．one in which | B．the one in which | C．one that | D．the one that |
In an experiment, pet owners are being encouraged to take their pets to work, a move _______ can be good for both the people and the pets.
| A．that some scientists say | B．in which some scientists say |
| C．some scientists say that | D．some scientists say |
They will fly to Washington,they plan to stay for two or three days.
| A． | where | B． | there | C． | which | D． | when |
10. We went through a period _____ communications were very difficult in the rural areas.
| A．which | B．whose | C．in which | D．with which |