How has science done a disservice to mankind? What are nitrates used for?

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问题 How has science done a disservice to mankind?
What are nitrates used for?

选项 A、They preserve flavor in packaged foods.
B、They preserve the color of meats.
C、They are the objects of research.
D、They cause the animals to become fatter.

答案B

解析

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本试题收录于：英语题库成考专升本分类

英语

成考专升本

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How has science done a disservice to mankind? What are nitrates used for?

英语

成考专升本

It______thepostofficetimeifpeopleaddresslettersproperly.

—IdrovefromNewYorkyesterday.—Whattime______Boston?

Hereturnedtohishometown______:hespenttherestofhislife.

Theexhibitionwasnotverycrowded.Therewere______peoplethanIexpected.

Mostmenandwomenpass【B1】lifewithouteverconsideringorcriticizing【B2】theirownconditionsorthoseoftheworldatlar

Forthispartyouareallowed30minutestowriteacompositiononthetopic:HowtoSolvetheProblemofHeavyTraffic.Yousho

Itissaidthattheyoungmanwasarrestedon______(suspect)ofhavingstolenthemoneyfromthebank.

Thefoodweeatseemstohaveprofoundeffectsonourhealth.Althoughsciencehasmadeenormousstepsinmakingfoodmorefitt

Therewasiceontheroad,andthedoctor’scarhitatreeandturnedoverthreetimes.Tohissurprise,hewasnothurt.Hegot

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