题干

俗话说“坐井观天,所见甚小。”为了说明井底之蛙观察井外范围的大小与井深的关系,甲、乙同学都用画示意图比较的方法来说明。在你看来,他们所画的图____(选择下列有关词填空:“都正确”、“都不正确”、“甲正确,乙不正确”、“乙正确,甲不正确”);根据他们所运用的方法,你在评价他们的示意图画得是否正确时,主要是看____(选择下列有关词填空:“画图是否认真”、“图上是否全面正确地反映了应该控制的变量”、“画图时所运用的物理知识是否正确”)

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答案(点此获取答案解析)

甲正确、乙不正确,图上是否全面正确地反映了应该控制的变量

同类题5

Complete the following passage with the words or phrases in the box. Each can be used only once. (将下列单词或词组填入空格。每空格限填一词,每词只能填一次)

A) youngest     B) professional     C) likely     D) grows up      E) won

    Each year, the news magazine Time For Kids selects several young people to serve as TFK kid reporters. These kids are not____ reporters, but they still have to interview some important people.

    Martin, who lives in New York, is a computer buff, plays the piano, and wants to be an airline pilot when he ____. When he got the assignment from TFK to interview Andrew Hsu, he wanted to talk about science. After all, Andrew had just become the____ winner of the Washington State Science and Engineering Fair. The 11-year-old scientist ____ the grand prize for identifying a particular genes that plays an important role in keeping the human body healthy.

F) free      G) meet      H) receive      I) also      J) improving

    Martin soon discovered that being a science whiz is just one of Andrew's achievements. He's ____an athlete who competes in swimming. But the main thing Andrew wanted to tell Martin about was the World Children Organization (WCO). Andrew started this organization along with his brother Patrick. This project is meant to help improve the lives of children.

    Andrew and Patrick believe that____education is the best way they can make a positive difference for children. They know that there are places where a ____education isn't available to kids. To help____that need, Andrew and Patrick had the idea of producing videos about science, math, and languages for children in countries where there aren't enough qualified teachers.