动词的现在分词的构成： ①一般情况下，直接加 –ing； Eg: working, buying, visiting, reading, thinking, eating, drinking. ②以不发音的e结尾的，去e加-ing； Eg: taking, having, making, writing. 第1页/共28页 ③以重读闭音节结尾的，双写结尾 的辅音字母加-ing. Eg: stopping, shopping, sitting, swimming, putting, running. ④ 特殊变化的： Eg: lie lying 第2页/共28页 口诀 现在进行时，正在做某事。 主语be动词，再加动词ing. 一般情况直接加ing 以e结尾去e加ing 重读元辅双写加ing 第3页/共28页 I’m writing something. I’m reading a book. I’m talking on the phone. 第4页/共28页 Tom play football. is ing Lucy is read a book. ing 第5页/共28页 They watch TV are ing Look! The twins think are ing. now. 第6页/共28页 He is doing his homework. He is having lunch. He is cooking. do his homework have lunch cook 第7页/共28页 mend the car. I’m dancing. He is mending the car. She is dancing. 第8页/共28页 She is running. run 第9页/共28页 He is playing computer games. Play computer games 第10页/共28页
