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【单选题】
Not all food additives are bad and many of them are used to help preserve freshness, add flavor and protect foods from spoiling. But some people want to avoid food chemicals anyway.A.
substances added to food
B.
substances that is fatty and oily
C.
substances found in natural and organic products
D.
substances making people unable to stop doing something
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举一反三
【单选题】What should be included in a telephone message?
A.
caller ’ s name
B.
time and date
C.
telephone message
D.
All of the above
【简答题】德国教育家赫尔巴特首次提出要使教育学成为科学,并认为应以 和 作为教育学的理论基础。他是第一个将教育学与 结合起来,从而建立起科学化的教育学体系的教育家。
【多选题】You can write the telephone message on( ).
A.
a telephone message form
B.
a paper
C.
a file
D.
a newspaper
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