题目

如图所示是某品牌电子秤的电路原理示意图,图中电源电压保持不变,显示器可以看成电流表,R是一种新型电子元件,其阻值随压力增大而减小。当放在秤盘上的物体质量增大(不超量程)时,下列判断正确的是( )A.电流表示数增大,电压表示数增大 B.电流表示数增大,电压表示数减小C.电流表示数减小,电压表示数减小 D.电流表示数减小,电压表示数增大 It is a pleasure for me to write this letter to tell how much          1. _______ I enjoyed my stay in your whole family last week. This was my      2. _______ first visit to a English family. At first, I was worried about my       3. _______   poor English. And when I saw your wife and children waiting for    4. _______ me with warm smile of welcome on their faces. I immediately knew  5. _______  that everything would be all right. There are many more happy      6. _______ memories of the week that I will keep with me forever. I particularly 7. _______ enjoyed driving through the countryside with you and saw the       8. _______ changing colors of the leaves on the trees. I also like the          9. _______ fishing trip. It was such much fun.                                    10. _______
物理 试题推荐