(2010 .河北中考) Peter likes reading a newspaper he is having breakfast.
A. until B. while C. because D. though
【解析】选B
(2010.盐城中考)Many students didn’t realize the importance of study_____they left school.
A.when B.until C.as D.after
【解析】选B
(2010成都中考)I won’t be able to understand what you say,_______you speak too quickly.
A.if B.though C.because
【解析】选C