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问题 单项选择题

教师鼓励儿童用言语描述自己的行为或所发生的事情，如“你能给老师讲讲你画的是什么吗？”“你在做什么？”等，这种语言指导策略属于（）

A.建议

B.评论

C.描述

D.询问

答案

参考答案：D

单项选择题

获诺贝尔文学奖的埃及当代作家是______

A．索因卡
B．泰戈尔
C．戈迪默
D．马哈福兹
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单项选择题

Marko Tskitishvili, an economist, has been studying the drop in the price of the average household computer in the U.S. and wonders if computers should still be considered a luxury good or if it has now become a normal good. He conducts a survey of 500 people and finds the following:

Assume that 1998 is the base date. Based on the above data, Tskitishvili would conclude that a computer is a:（）

A. luxury good with income elasticity of 1.01.

B. normal good with income elasticity of 0.84.

C. luxury good with income elasticity of 1.18.
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