【正文】
ay up late. Talk about your bad habits. I use the Inter every day. I often eat hamburgers. I watch TV for over two hours every day. I hardly ever go to the dentist (看牙醫(yī) ). I don’t like vegetables. Before reading: 2a Discussing What do you usually do in your free time? How often do you do them? exercise read English climb the mountains watch TV play puter games go online I exercise every day. I go online three times a week. Twenty percent exercise only one to three times a week. Twenty percent do not exercise at all. percent百分?jǐn)?shù) 基數(shù)詞 + percent of +名詞 以它所修飾的 名詞 來判斷謂語的單復(fù)數(shù) Twenty percent of the