题目内容

利用假死原理的食品保藏方法是一种具有什么性质的措施?

A. 持续性的
B. 暂时性的
C. 稳定性的
D. 密封性的

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The words and phrases inbluebelow are used in the reading passage on pages 5-6. Complete each sentence with the correct word or phrase.If something is _____________. It is wonderful and very rare.

When you ____________somewhere, you get there from somewhere else.

A _____________ is a group of people who work together, for example, on a ___________.

If something is _____________, it is usual and not very special.

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