阅读下面短文，根据所给语境，按要求完成下列各题。

                                                         Deserts and Good Land

        Scientists are trying to turn deserts into good land again. They want to bring water to the deserts, so

people can live and grow food there. However, more and more land is becoming desert. Why? Scientists think

that people are doing bad things to turn good land into desert.

       ①地球上的一些地方雨量不足, but they still do not become deserts. This is because green plants are

growing there. Small green plants and grass are very important to dry places. Plants do not let the hot sun

make the earth even drier.②Plants do not let the wind blow the soil away. When rain falls, plants hold the

water.③Without plants, land can become desert much more easily.

1、将①处的汉语译成英文.

2、将②处的英文译成汉语.

3、将③处的英文译成汉语.

4、What should we do in order to protect good land?

分发问卷调查法的主要缺点是（）。

A．漏填多有发生

B．需要较多的人员、经费和时间

C．易受调查员水平和工作责任心的影响

D．回收率低，易使样本产生偏性

E．问卷无法列入较复杂的问题