29．In 1778, Banks was elected_____president of_______Royal Society,___________position he held for 42 years.
| A．/, /, a | B．/, the, a | C．the, /, a | D．the, the, the |
It was easier to move about the fringe of the crowd.
| A．at | B．in | C．on | D．to |
So far, several ships have been reported missing the coast of Bermuda Island.
| A．off | B．along | C．on | D．around |
the trees in that thick forest are so dose together that there is hardly any room to move them.
| A．between | B．in | C．among | D．across |
The speech by the mayor of Shanghai before the final voting for Expo 2010 is strongly impressed my memory.
| A．to | B．over | C．by | D．on |
It is raining .
| A．big | B．great | C．heavily | D．hardly |