引起酸雨的污染物质是
A.CO2 NO2
B.CO2 SO2
C.SO2 NO2
D.氟利昂NO2
答案:C
下列各组词语中加点字的读音,全不相同的一项是( )
A.侍女对峙山寺有恃无恐
B.豆荚挟持狭隘汗流浃背
C.跻身拥挤霁月济济一堂
D.奴婢裨益俾使卑躬屈膝
She ________ to catch the early train,but she didn’t get up in time.
A.intended
B.was intended
C.had intended
D.was intending