选择题:A few years ago I was shopping with a friend and h

题目内容:
A few years ago I was shopping with a friend and his 12-year-old daughter in downtown San Francisco. A street musician, whom my friend happened to know from his own musician days, was playing the saxophone(萨克斯管) on a street corner. His name was Clifford, and he had attracted a large crowd with his performance. After he finished, my friend introduced him to me and his daughter. Clifford asked her if she played any instrument. When she replied that she was taking trumpet(小号) lessons and played in her junior high school band, he said, "That.s fine, little lady. Learn your instrument well and you can play anything. "
Somehow these simple yet wise words struck me as appropriate not only for a trumpet player but also for a reader. If you learn to read well, you can read anything you want---not just newspapers and magazines, but more difficult material like philosophy, file criticism, military history---whatever interests you as your confidence grows. You would not be limited in any way. If you have the vocabulary---or at least a good dictionary near at hand---you can pick up a book, concentrate on it, and make sense of the author.s words.
In the United States, reading instruction often ends at elementary school, so students sometimes have difficulty as they progress through school. They must take their assignments armed only with their elementary school reading skills. The result
参考答案:

当两根等长的小木棍两端放齐时,儿童才认为它们同样长;若把其中一根朝前移一些,就会认为它长一些。根据皮

当两根等长的小木棍两端放齐时,儿童才认为它们同样长;若把其中一根朝前移一些,就会认为它长一些。根据皮亚杰的认知发展阶段理论,此时的儿童处于认知发展的哪一阶段?(

查看答案

患者男,41岁。近期出现头晕、乏力,连续3天血压140~150/90~96mmHg。患者的血压属于A

患者男,41岁。近期出现头晕、乏力,连续3天血压140~150/90~96mmHg。患者的血压属于A.正常值B正常高值C.1级高血压D.2级高血压E.3级高血压

查看答案

设 D 是 Oxy 平面上以三点 ( 0,0 )、( 1,0 ) 和 ( 0,1 ) 为顶点的三角形

设 D 是 Oxy 平面上以三点 ( 0,0 )、( 1,0 ) 和 ( 0,1 ) 为顶点的三角形区域,则由二重积分的几何意义知∫∫(1-x-y)dxdy=.

查看答案