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【单选题】
在配位滴定分析中，最常用的配位剂是：A.
NH3
B.
EDTA
C.
Cl-
D.
CN-
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反馈参考答案：
举一反三
【单选题】Which of the following is NOT mentioned as a reason for the disrupted sleep of travelers?
A.
Crossing different time zones.
B.
Changing light and activity levels.
C.
Working longer hours.
D.
Watching out of the plane for a long time.
【单选题】When asked why he went there, he said he was sent there _____for a space flight.
A.
training
B.
being trained
C.
to have trained
D.
to be trained
【单选题】以下对贵阳市的描述不正确的是( )
A.
贵阳是国务院确定的“黔中经济区”和“泛珠三角经济区”内的重要中心城市。
B.
贵阳市是全国首个循环经济试点城市。
C.
贵阳市是西南地区重要的交通枢纽
D.
贵阳市是万园之城。
【简答题】以下对 贵阳市 的描述不正确的是( )A. 贵阳 是国务院确定的“黔中经济区”和“泛珠三角经济区”内的重要中心城市 。 B. 贵阳市是全国首个 循环经济试点城市 。 C. 贵阳市西南地区重要的交通枢纽，（ ） D. 贵阳市是万园之城。
【简答题】A．He is not following the recipe. B．He is following the recipe. C．He is missing the right pan to cook the pizza. D．He is using the directions for a different food.
【简答题】Which of the following in NOT mentioned as a reason for the disrupted sleep of travelers?
【单选题】—What happened to Mark yesterday? — He arrived at the station too late, _____ , he missed the early train. [ ]
A.
therefore
B.
however
C.
because
D.
as
【简答题】/'he ɪ tr ɪ d/
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