高职英语复习题(有答案版)(6)

适用于前景英语1 广东省海洋工程职业技术学校高职英语期末复习题

year fifty thousand earthworm carru about eighteen tons of a proud of earth to the topsoil.

11.The best title for this passage i s＿.

A.Fertilizing the Soil

B.How Earthworms Improve the Soil

C.Working Underground

D.How Earthworms Carry Topsoil.

12.Which of the following is NOT the use of earthworm’s digging tunnels?

A.The soil gets loosened

B.Air and water can reach the roots of the plants.

C.The soil is kept drained.

D.The weeds are destroyed.

13.The plant material carried underground by earthworms makes soi l＿.

A.well drained

B.more fertile

C.easier to plow

D. uneven

14.The amount of topsoil that one worm may bring to the surface is abou t＿.

A.three pounds

B. three quarters of a pound

C.a quarter of a pound

D.eighteen tons

15.The passage says tha t＿.

A.good crops will grow where there are earthworms

B.worms sometimes harm the soil

C.wormsdo more to improve the soil than any other animals

D.wormsare most useful as food for other animals

翻译：

蚯蚓是一种有益的动物。来到地面上，它成了其他动物的食品，而在地里，它却为田地和花园制造着肥沃的土壤。

蚯蚓挖掘风洞，使土壤变松，并使空气和水容易抵达植物的根部。这些风洞有助于土壤迅速排水。

蚯蚓把枯树叶、草和花朵拖进自己的洞中，这种植物性物质腐烂后，便使土壤变得更肥沃了。

在制造优良的表面土壤方面，没有别的动物能像蚯蚓这样有用。据估计，一年中，5万条蚯蚓能把大约18吨的细壤送到1英亩土地的表面，一条蚯蚓也许能把3／4磅的土壤

加到地表层。

答案：11~15:BDBBC

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