Do you know the of the saying I just quoted?
A．resource B．cause C．course D．source
Liu Xiang's Olympic dreams were shattered（破灭）for second time when he unfortunatelycrashed at first barrier in the ll0m hurdles heats in London．
A．the; the B．a; a C．a; the D．the; a
—I see you got a "D" in biology．_ ?
—Well, I found that subject hard． I think I'II drop it for history．
A．How about that B．What for
C．How come D．What's your next plan
Some aspects of a pilot's job be boring, and pilots often work at inconvenient hours．
A．can ; have to B．may ; can
C．have to; may D．ought to; must
Though it's a challenging job, he did it it took me．
A．one-third a time B．one – third time
C．the one - third time D．one - third the time
—What's the matter with John? He has been sitting there for hours．
—A postcard from his father an attack of home - sickness in him．
A．took up B．set off C．brought in D．built up
