―Hello! May I speak to Jack, please? ―Yes, speaking. ―Oh, I _________ your voice at first. A. don’t recognize B. didn’t recognize
--Chinese Voice is the most popular programme, I think. -- That’s true. But not _________ likes it, I’m afraid. A. everyone B. no one C. someone D. anyone
当x 时,分式有意义;当x = _____ 时,分式值为0.
---I`ll be away for a visit to the History Museum .Would you mind going with me ? ---______. A. I`ll like it B.No, I`ve no time C.Not at all ,I`d be glad to D.Yes ,of course
今有①盐酸、②醋酸、③硫酸三种稀溶液,用序号回答下列问题。 (1)若三种酸的物质的量浓度相等。 a.取等体积上述三种溶液,分别用同浓度的NaOH溶
(16届湖北省孝感市孝南区四校九年级10月联考)阅读下面文段,完成后面题目。 大气污染造就的“幽灵” 1930年12月3日,在比利时名为马斯河谷的狭长
_______________________,更那堪冷落清秋节!(柳永《雨霖铃》)
下列关于亚马孙开发计划及其影响的说法,正确的是 A.人类的开发是导致雨林被毁的直接原因B.该区雨林破坏的背景