21. （2011重庆南开中学5月月考)The royal wedding of William, __________ Britain’ s prince, and Kate, __________ ordinary girl, draws the worldwide attention.
A. /; an B. /; the C. the; the D. a; the
22. （2011“皖南八校”第二次联考）The boy was so careless that the glass fell from his hand and it ______ on the floor.
A. broke in B. broke down C. broke up D. broke out
