题目

Dear Gina, It’s Monday, October 28. I’m really busy today! At 8:00, I have Chinese. I don’t like Chinese. It’s boring. Then at 9:00, I have math. I like it very much because it’s interesting. Next, at 10:00, I have English. It’s my favorite subject. At 11:00, I have music. I like it because it’s relaxing. I eat lunch at 12:15. After lunch, I have science. It’s fun. Then I have P.E.. I like it. It’s exciting. We can play soccer. After P.E., we have history. It’s fun. Then I go home at around 5:00. Yours, John 1. John doesn’t like ______ because it’s boring. A. Chinese �下列说法不正确的是（　　）A．一切物体都有内能B．提高热机效率的途径之一是设法利用废气的能量C．燃料燃烧时把内能转化为化学能D．自由电子定向移动方向和电流方向相反