They are all very clever, but _______of them could work the problem out.
| A． any | B． some | C． none | D． neither |
Professor Li always allows his students to voice their opinions in class, ______ sometimes their opinions are not sound.
| A．so that | B．in case | C．even if | D．as though |
--Shall I have another look at the flat and tell you more about it?
--__________. I’ll telephone the salesgirl for details myself later.
| A．Go ahead | B．Good chance | C．Don’t bother | D．It depends |
It isn’t decided yet __________ a nuclear power station will be built here.
| A．that | B．where | C．what | D．whether |
Joan saw her boyfriend off at the railway station. She waved until the train was _____.
| A．in sight | B．out of sight | C．at first sight | D．lost sight |
The more often one takes exercise, ______ he or she will become.
| A．the strong | B．the stronger | C．more strong | D．more stronger |