题目

    My husband had just bought a new washing machine for me. I decided to use it the very day and I washed a lot of things. Everything worked well, but I found one of my husband’s socks missing. I looked everywhere for it, but I couldn’t find it anywhere.     The next morning, I got ready for school as usual. When the bell rang, the students came in. I greeted （问候）them and told them what we were going to do that day.     When I turned around to write on the blackboard, the class broke out a roar （大声笑）！     They laughed and laughed. They laughed so mu节日彩灯上串联20个小灯泡．如果电源插头处电流为200mA，那么每个小灯泡的电流为________mA．