《温病条辨》所称“辛凉平剂”指的是（） A.银翘散 B.桑菊饮 C.桑杏汤

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?

对国有土地上房屋进行征收的条件有（）。

A.只能是以发展大多数人的利益为目的

B.必须具有严格的法律程序

C.被征用当事人必须同意

D.必须对被征收房地产按市场价值进行补偿

E.必须获得征收部门的批准

缺氧性肺血管收缩（hypoxic pulmonary vasoconstriction，HPV）可能与肺泡缺氧时所产生的下列血管性物质作用于血管平滑肌有关（）。

A.儿茶酚胺

B.组胺

C.血管紧张素

D.5－羟色胺

E.以上均是

在Word中，单击工具栏中的______按钮可以在屏幕上预览显示打印效果。

球罐压力联锁值对应的一组值为（）。

A.3.0MPa停主机；≤2.0MPa启动主机

B.3.14MPa停主机；≤2.5MPa启动主机

C.≥3.14MPa停主机；≤2.5MPa启动主机

D.3.0MPa停主机；≤2.5MPa启动主机