We are confident that the environment __________ by our further efforts to reduce pollution.
| A．had been improved |
| B．will be improved |
| C．is improved |
| D．was improved |
Pierre Curie ______ his own research work and joined Madam Curie in the search for radium.
| A．turned down | B．gave off | C．set aside | D．took over |
The young man is ______ Edison in our factory and he has made ______ number of important inventions over the years.
| A．an; the | B．an; a | C．\; the | D．\; a |
---Do you have enough to ______all your daily expenses?
---Oh yes, enough and to spare.
| A．spend | B．cover | C．fill | D．offer |
We should never ever forget about the war in Iraq and the sufferings(苦难) ______caused to the people there.
| A．it | B．which | C．that | D．what |
In China, ______car is getting to be ______popular means of transport.
| A．the; the | B．a; / | C．the; a | D．a; the |