I don’t think John saw me; he _____ into space.
| A．just stared | B．was just staring | C．has just stared | D．had just stared |
It is hard for the firefighters to get ________ to the burning building.
| A．closely | B．closed |
| C．close | D．closing |
Dr. White has rich _________ in dealing with the children who have had bad _________.
| A．experience; experiences | B．experiences; experience |
| C．experience; experience | D．experiences; experiences |
With the Spring Festival coming, the _________ in the street becomes more and more delightful.
| A．air | B．surrounding |
| C．environment | D．atmosphere |
This English dictionary is expensive, but it is of ________.
| A．useful | B．great use |
| C．no use | D．useless |
Unemployment is a major cause of poverty.
| A．主修的 | B．大量的 |
| C．主修课程 | D．主要的 |