皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【简答题】
化学与我们的生活息息相关,请回答以下生活中的问题: (1)人体容易患甲状腺肿大是由于体内缺少______元素所致; (2)天然气可做燃料,是因为天然气具有______性; (3)一旦发生火险且火势较大有蔓延的可能,应立即拨打电话______求救; (4)茶杯内的纱网可将茶叶与茶水分离,便于饮用,该过程相当于化学实验操作中的______; (5)篝火晚会上,在引燃细枯枝后,如果迅速往“灶”里塞满枯枝,结果反而燃烧不旺,并产生很多浓烟,原因是:______.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】阅读理解。 As you research music, you will find music that is familiar to you. You will find music which tells of interesting places and exciting things to do. You will find mu sic which expresses feelings...
【单选题】筒形活塞式柴油机的活塞上通常装有()。
A.
压缩环与承磨环
B.
压缩环与刮油环
C.
刮油环与承磨环
D.
压缩环
【简答题】As you research music, you will find much that is familiar to you. You will find music which tells you interesting places and exciting things to do. You will find music which expresses that are often ...
【单选题】Would it be possible for you to give us the prices to the items you ______ in the catalogue?
A.
picture    
B.
pictures    
C.
pictured    
D.
picturing
【单选题】下面的数组声明中,正确的是
A.
Dim pict[3,4]As Integer
B.
Dim pict(3,4)As Integer
C.
Dim pict[3.4]As Integer
D.
Dim pict(3:4)As Integer.
【简答题】阅读理解 A As you research music, you will find music that is familiar to you. You will find music which tells of interesting places and exciting things to do. You will find music which expresses feelings...
【简答题】阅读理解。 As you research music, you will find music that is familiar to you. You will find music which tells of interesting places and exciting things to do. You will find music which expresses feelings ...
【单选题】筒形活塞式柴油机的活塞上通常装有()
A.
压缩环与承磨环
B.
压缩环与刮油环
C.
刮油环与承磨环
D.
压缩环、刮油环与承磨环
【单选题】关于二维数组的表述,以下哪个错误?
A.
二维数组可以看做是多个一维数组构成
B.
二维数组用矩阵形式分析问题
C.
二维数组的第一个元素下标是[0][0]
D.
二维数组元素在内存是以先列再行方式存放
【简答题】As you research music, you will find music that is familiar to you. You will find music which tells of interesting places and exciting things to do. You will find music which expresses feelings that a...
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题