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【单选题】
下列有关实验的叙述中，正确的是 [ ]A.
稀释的鸡蛋清溶液与蛋白酶混合后用双缩脲试剂检测不会发生紫色反应
B.
脂肪的鉴定实验中需用显微镜才能看到被苏丹Ⅳ染液。染成橘黄色的脂肪滴
C.
酒精溶液与重铬酸钾溶液混合后在沸水浴条件下出现灰绿色
D.
叶绿体中色素的分离实验结果显示色素含量最少的是呈橙黄色的胡萝卜素
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【单选题】Which of the following is the best response to other people’s compliments on your cooking?
A.
I just made some dishes casually and they are not very tasty.
B.
The praise is too much and the foods are just so common.
C.
I am so glad that you liked it. I cook it especially for you.
D.
You are welcome.
【单选题】Which of the following is the best response to other people’s compliments on your cooking?
A.
I am so glad that you liked it. I cook it especially for you.
B.
I just made some dishes casually and they are not very tasty.
C.
The praise is too much and the foods are just so common.
D.
You are welcome.
【简答题】产生冷裂纹的三要素是()()()。
【单选题】革兰染色的染液包括()
A.
结晶紫、碘液、盐酸酒精、沙黄
B.
结晶紫、碘液、沙黄、 95% 乙醇
C.
. 结晶紫、亚甲蓝、碘液、盐酸酒精
D.
结晶紫、碘液、 95% 乙醇、亚甲蓝
【简答题】Dressing in the latest fashion trends may give you the reputation of being efficient. 2. There are many more pros of relying on workplace fashion trends than there are cons. 3. If you work in a retai...
【简答题】Listen to a radio program on compliments in American English.
Complete the answers to the following questions according to what you hear. 1 . What are the common
structures Americans use to compliment...
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