皮皮学，免费搜题
登录
搜题
【多选题】
生产硅酸盐水泥掺加石膏起到缓凝的作用,在矿渣水泥中加入石膏起()作用。A.
提高细度
B.
提高强度
C.
缓凝
D.
激发剂
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】( )建筑圆盖方趾,蕴涵天圆地方之说,原是佛教对世界的一种认识。
【简答题】--- This book isn't suitable for children, is it?--- _______. It's bad for children.A. Yes, it is B. No, it isn't C. It is D. It isn't
【单选题】This book isn't well written. I don't think it worth ___ .
A.
to buy
B.
to be bought
C.
buying
D.
being bought
【单选题】This book isn't mine. ________ can it be? [ ]
A.
What else
B.
Who else
C.
Which else's
D.
Who else's
【简答题】C: This book isn't my cup of tea.D:_________________________C: I don't like it very much.
【单选题】---- Is this your Chinese book? ---- Yes, ________. [ ]
A.
this is
B.
it isn't
C.
there isn't
D.
it is.
【单选题】--- This book isn't suitable for children, is it? --- ______. It's bad for children.
A.
Yes,it is
B.
No, it isn't
C.
It is
D.
It isn't
【单选题】( ) This ______ a book . _________ a pencil case . A. is ; It's B . isn't ; This C. isn't ; It's
A.
is ; It's
B.
isn't ; This
C.
isn't ; It's
相关题目：
参考解析：
知识点：
题目纠错 0
发布
