题目

第二卷 （非选择题  共  55分） 第一节：单词拼写：按照句意，根据所给的首字母或汉语提示，在空格出填出一个最合适的单词，注意单词的形式。（每小题1分，共10分） 1. I’ve made up my mind to be a ____________(杰出的) scientist when I grow up. 2. He gave an _________(令人难以置信的) explanation of the cause of the accident. 3. The show had a very large audience, r_______ from children to grandparents. 4. A n_______ is a place where you children are taken care of during the day while their parents are at work. 5.Flying ac如图所示，体积之比为1：2的甲、乙两个实心物块，分别挂在杠杆两端，此时杠杆恰好水平平衡，则甲、乙两个物块的密度之比为A. 1：2 B. 2：3 C. 3：2 D. 3：1