________ work has been done to improve the people’s living standard.
| A．A large amount of | B．A large number of | C．A great deal | D．A great many |
Since production has risen ________, the personal income has increased year by year.
| A．steadily | B．fortunately | C．particularly | D．variety |
From the ________ look on his face, I knew that he must have been threatened by someone.
| A．vivid | B．horrible | C．curious | D．terrified |
--- You didn’t have a good time at the party?
---- No, I ______ a lot from the noise made by the band.
| A．worried | B．suffered | C．heard | D．enjoyed |
The police are trying to find out the _______ of the woman killed in the traffic accident.
| A．status | B．identity | C．recognition | D．evidence |
Working abroad for many years, he has made a big _______ and started a company of his own.
| A．difference | B．fortune | C．progress | D．breakthrough |