the difference between the two research findings will be one of the worst mistakes you make.
| A． | Ignore | B． | Ignoring |
| C． | Ignored | D． | Having ignored |
Recently we held a discussion about what we shall use for power when all the oil in the world has _________?
| A．run out of | B．used up | C．given out | D．put out |
--- What do you think of the jacket and the hat I wear today?
--- I don’t think this jacket _________ you and that your hat _______ this jacket perfectly.
| A．suits; fits | B．meets; fits | C．matches; suits | D．fits; matches |
Though my grandfather is in his eighties, he is still as _________ as a young man and hates sitting around doing nothing all day.
| A．enthusiastic | B．talkative | C．energetic | D．sensitive |
Despite the fact that I had been told about the local people’s attitude to strangers, in no case ________ any rudeness.
| A．did I meet | B．I met | C．had I met | D．I had met |
Yunnan province in China was attacked by such a terrible drought this early spring ________ few people had experienced before, _______ made us worry about global climate changes.
| A．that; that | B．as; which | C．which; it | D．when; as |