题目

Hello,my name is David.I _________a student in No. 1 Middle School. In my spare(空闲的) time, I like doing sports. I like playing _______ tennis and basketball.Look_________my bedroom. I have a tennis racket. _________ is on the table. I have two_________.They are_________ the bed Playing sports is very_________, so I like it very much. I also like eating. Among(在…之中) fruits,I like_______ best. But I_________like vegetables. I like French fries very much.So I am a little fat, The doctor asks me to eat more__________food.【1】A. is B. are C. am D. do【2】A. the B. a C. / D. an【如图所示，电路中电源的电动势为E，内阻为r，A为电压表，内阻为10kΩ，B为静电计；两个电容器的电容分别为C1和C2，将电键S合上一段时间后，下列说法中正确的是  (    )A．若C1＞C2，则电压表两端的电势差大于静电计两端的电势差B．若将变阻器滑动触头P向右滑动，则电容器C2上带电量增大C．C1上带电量为零D．再将电键S打开，然后使电容器C2两极板间距离增大，则静电计张角也增大