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【单选题】
下列叙述不正确的是                                                                (   )
A.
Al 3+ 跟S 2- 在水溶液中发生比较彻底的双水解,所以用单质化合的方法制备Al 2 S 3
B.
用铝热反应原理可制得熔点较高的
C.
电解MgCl 2 饱和溶液,可制得
D.
在海轮外壳上镶入锌块,可减缓船体的腐蚀速率
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参考答案:
举一反三
【单选题】按照我国《证券交易所管理办法》,以下属于证券交易所职能的有( )。 Ⅰ.提供证券交易的场所和设施Ⅱ.接受上市申请.安排证券上市 Ⅲ.对会员进行监管Ⅳ.制定证券法规
A.
ⅠⅡ
B.
ⅡⅢ
C.
ⅠⅡⅢ
D.
ⅠⅡⅢⅣ
【多选题】Where should we use transitions?
A.
At the beginning of the presentation.
B.
In the body of the presentation.
C.
At the end of the presentation.
D.
All of the above.
【简答题】where should we put the flashlight ?
【简答题】Where should we place a thesisstatement?A. It usually appears as one paragraphby itself.B. It is usually put in the end of theintroductory paragraph.C. It is usually the opening sentence ofthe Essay.D...
【单选题】Where should we put the forks?
A.
in the middle
B.
on the right side
C.
on the left side
D.
in front of the napkin
【多选题】按照我国《证券交易所管理办法》,以下属于证券交易所职能的是( )。
A.
提供证券交易所的场所和设施
B.
接受上市申请,安排证券上市
C.
对会员进行监管
D.
制订券法规
【单选题】I don't think it is any use ______ this matter any further.
A.
discussing
B.
to discuss
C.
to discussing
D.
to be discussed
【单选题】Where should we select literature ?
A.
The internet
B.
professional database
C.
microsoft academic or other similar search engines
D.
Both B and C
【单选题】—How delicious the fish is! —But I don't think it is _______what I cooked yesterday.
A.
as better as
B.
as well as
C.
better than
D.
no better than
【单选题】1930年1月,毛泽东提出以乡村为中心思想的重要著作是( )
A.
《井冈山的斗争》
B.
《星星之火,可以燎原》
C.
《反对本本主义》
D.
《中国革命和中国共产党》
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