石膏的主要成分是( )。 A.氢氧化钙 B.氧化钙 C.碳酸钙 D.硫酸钙

题型:单项选择题

问题:

石膏的主要成分是( )。

A.氢氧化钙
B.氧化钙
C.碳酸钙
D.硫酸钙

考点:造价工程师建设工程技术与计量(土建)建设工程技术与计量(土建工程部分)
题型:单项选择题

根据句意和汉语提示写出单词,完成句子。

小题1:It’s wise of you to ask your _______(老师) advice when you come to any difficulty.

小题2:Nubia Z5 Mini,  which is used by Peng Liyuan, becomes very popular ______(在……

中)the young people in China.

小题3:To save time is as_________(重要的) as to save life.

小题4:When you are reading, try to guess the ______(意思)of the new word from the context.

小题5:During the clear night, my little brother likes to look up at the sky and______(数) the stars.

小题6:I am not quite sure whether I can make the model ship all by ________ (me).

小题7:To tell you the ______ (true), I don’t care about the result of the speech contest.

小题8:I think these tools are ______(useful), for I haven’t touched them for quite a few years.

小题9:The _______(twenty) FIFA World Cup will be held in Brazil in June, 2014.

小题10:He’s ________ (terrible)sorry for what he has done.

题型:单项选择题

准性生殖(parasexualreproduction)

题型:单项选择题

引起异位ACTH综合征的肿瘤最常见于()

A.胸腺癌

B.胰腺癌

C.嗜铬细胞瘤

D.肺癌

E.甲状腺髓样癌

题型:单项选择题

. (4 )

A..

B. .

C. .

D. .

题型:单项选择题

以下货物中不属于保税货物的是()。

A.保税仓库经营单位进口自用设备

B.存放在保税仓库的外国寄售商品

C.保税工厂进口自用的机器设备

D.保税区企业进口自用的生产设备

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