Which is the best title suggested below?

A． Scientists Searching for Metals with Special Power

B． New Methods of Searching for Minerals

C． Gold Could Be Found by Trees and Plants

D． A New Method of Searching for Minerals--Using Trees and Plants

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参考答案

主旨题。通读全文可知文章的大部分(第二至五段)都在讲述通过植物来寻找矿藏。故本题选择D。

1 Which of the following is NOT mentioned as part of a tree that Can help find minerals?

A． Leave

B． Root

C． Branche

D． Seed

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2 The scientists were searching for minerals by using

A． X-ray

B． magic power

C． a special instrument

D． trained eyes

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3 写作

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