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【简答题】
adv. 幸亏,;感激地
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举一反三
【简答题】One day, Mr. Boggis drove to ________.
【判断题】Mr. Boggis took advantage of others’religious belief to make money.
A.
正确
B.
错误
【单选题】When Mr. Black retired, his son ______ the business.
A.
took up
B.
took over
C.
took on
D.
took out
【判断题】若要加工深5mm的孔,则意味着加工完成时电极底部与工件上表面相距5mm
A.
正确
B.
错误
【判断题】若要加工深5mm的孔,则意味着加工完成时电极底部与工件上表面相距5mm。
A.
正确
B.
错误
【单选题】What is Mr. Boggis's Secret?
A.
He stole antique furniture somewhere.
B.
Somebody gave him a big gift.
C.
He cheated his customers.
D.
He invented a clever way to do business.
【简答题】(14分) (1)NaOH的摩尔质量是 。将4gNaOH溶于水配制成100mL溶液,所得溶液中NaOH的物质的量浓度是 。取出10mL上述溶液加水稀释到100mL,稀释后 溶液中NaOH的物质的量浓度是 。 (2)根据交叉分类法,请用直线将下面的酸与酸的分类连接起来 还可以补充的酸的分类标准有(只填一种): ,从而将酸分成 。
【简答题】为测定未知浓度的硫酸溶液,实验如下:用1.00mL待测硫酸配制100 mL稀H 2 SO 4 溶液;以0.14mol /L的NaOH溶液滴定上述稀H 2 SO 4 25.00mL,滴定终止时消耗NaOH溶液15.00mL。 (1)该学生用标准0.14 mol/L NaOH溶液滴定硫酸的实验操作如下: A.用酸式滴定管取稀H 2 SO 4 25.00 mL,注入锥形瓶中,加入指示剂。 B.用待测定的...
【单选题】关于条据,正确的说法是( )
A.
条据可以分为三大类:说明性的条据、凭证性的条据、单据
B.
凭证性条据又称债券
C.
凭证性条据是单位、个人之间发生财务往来时,一方写给另一方的字据凭证
D.
凭证性条据常用的有请假条等
【单选题】When Mr. Green retired his son ______ the business.
A.
took up
B.
took on
C.
took over
D.
took out
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