储气瓶的作用?
参考答案:
储气,滤水
(2014年山东日照市高三校际联合检测)10.—Do you think he will come to my birthday party?
—_____________
A.That’s wonderful.
B.you can count on it.
C.That’s OK.
D.So what?
44×25+99-110=( )。
A.1089
B.1124
C.1372
D.1564