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【多选题】
不同的食品添加剂是具有下列哪些不同功能(A.
改变产品的颜色
B.
改变产品的香味
C.
防止食物腐败
D.
改善食品的品质
E.
改进食品加工工艺
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【简答题】阅读理解 根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项多余选项。 1 .If you give and give without time to fill your own needs, then it' s likely you will burn out, or feel upset. When you take and take without giv...
【简答题】棉纤维有那些主要的性能
【简答题】三元锂电池的标称电压为( ) V 。
【单选题】It's high time ______ him a severe lecture for being late.
A.
you give
B.
you gave
C.
you'll give
D.
you should give
【简答题】阅读理解。 Different countries have different customs in giving presents. IN CHINA you must never give a clock to a Chinese person, because the sound of the word for 'clock' is similar to the sound for 'de...
【单选题】What doest the first sentence mean?
A.
You should keep distance from others.
B.
You should give yourself some time before starting a new relationship.
C.
The worst thing is that you have no friends all your life.
D.
Don't waste your time in an endless cycle of relationships.
【简答题】刀具按加工方式和具体用途可分为哪几种类型?
【简答题】阅读理解 Many years ago, children who had good manners kept quiet if their parents were talking with other persons. Today, well-mannered children have more . Sometimes good manners in one place are...
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