以价值形式反映出投资所形成的固定资产的多少是指( )。A．建_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

以价值形式反映出投资所形成的固定资产的多少是指( )。

A．建设周期
B．固定资产交付使用率
C．投资效益系数
D．生产性投资效益系数

答案

参考答案：B

填空题

用所给词的正确形式填空，使短文正确,通顺。每词限用一次。

fall, light, part, quick, north, rain, from, however, change, summer

     The United States has many different kinds of climates. On the northwest coast, the temperature 1
very little between summer and winter, but the 2          central states have a very different kind of climate.
In those states, people wear 3          clothes in summer, and they need heavy woolen clothes in winter.
     In the northwest coast, the climate is 4          and warm during the winter, but the 5          is dry and
hot.
     In the northeast of the United States, summer temperatures are very different 6          winter temperature.
Summer is usually hot, and winter is usually cold. Spring temperatures are warm and 7          temperatures
are cool.
     Years ago, people in the cold 8          of the United States didn't often get fresh vegetables and fresh fruits
during the summer. Today, 9          , trucks and trains carry fruits and vegetables very 10          to all parts
of the United States. In this way, Americans "send their climates" to people in other states.

实验题

下图表示狗对铃声建立复杂反射的过程，据图回答：

(1)图A属于__________反射。

(2)图D属于____________反射。

(3)吃过山楂的人看到山楂就能分泌唾液，这种方式与图__________所示的反射方式相同。此反射的神经中枢在__________。