省煤器按给水被加热的程度可分为（）种。
A.一
B.二
C.三
D.四
参考答案：B
找出并改正下列词语中的错别字。
一泄千里 慢不经心 一劳永溢 等因奉此 承前起后
_____________ _____________ _____________ _____________
Thousands of people _____ to watch yesterday's match against Ireland. [ ]
A. turned on
B. turned in
C. turned around
D. turned out
