. (2010·江西名校模拟) —I’ve heard they went skiing in the mountains last winter.
—It ______ true because there was so little snow there then.
A. may not be B. won’t be C. couldn’t be D. mustn’t be
(2010·云南模拟)The tomato juice left brown ____ on the front of my jacket.
A.spots B.points C.tracks D.traces
(2010·云南模拟)Most of the professors _____ to our school were from South Africa.
A.invited B.to be invited C.being invited D.had been invited
(2010·重庆模拟)—Alice, you look puzzled.Haven’t you understood it?
—Yes.I _____of another problem just now.
A.had thought B.have thought C.thought D.was thinking
(2010·重庆模拟)By looking at a problem in as many ways as possible, creative thinkers can find solutions that would _______ remain invisible.
A.otherwise B.yet C.already D.forever
(2010·南昌二模)—What do you think of the performance today?
—Great! but a musical genius could perform so successfully.
A.All B.None C.Anybody D.Everybody