Grasslandsneedtimetorecoverwhencattleandotheranimalsfee...
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问题详情:
Grasslands need time to recover when cattle and other animals feed on them. Moving animals from one field to another can provide the 1 needed for new growth. This is called rotational grazing(轮流放牧), and here’s more about how it 2 .
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Letting animals feed constantly in the same grazing areas can require 6 replanting. Animals eat the most 7 growth first. When that keeps happening, the roots do not have enough time recover. 8 , less wanted plants may replace them. Heavily used grasslands are also harmed as the soil is 9 pressed down under the weight of heavy animals.
While rotational grazing can save money over time, it also requires 10 . And that starts with a good map to mark fences, water supplies and grazing areas.
1.A.cattle B.time C.space D.help
2.A.works B.happens C.does D.grows
3.A.cost B.size C.growth D.availability
4.A.spread B.meet C.dismiss D.limit
5.A.soil B.cattle C.grasslands D.weeds
6.A.costly B.unnecessary C.priceless D.immediate
7.A.rapid B.common C.necessary D.desirable
8.A.On the other hand B.In short
C.As a result D.In fact
9.A.surprisingly B.continually C.gently D.accidentally
10.A.training B.planning C.co – operation D.determination
【回答】
1—5 BACDC 6—10 ADCBB
知识点:阅读理解
题型:未分类
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