四下M7U1知识点
1. help Mum 帮助妈妈
2. row a boat 划船
3. on the lake 在湖面上
4. have a happy day 度过快乐的一天
5. cook noodles 煮面条
6. cook fish 烹饪鱼
7. watch TV 看电视
8. I love him. 我爱他。
9. wash clothes 洗衣服
10. What about Sam？萨姆怎样呢？
11. play on the computer 在电脑上玩

动词原形-动词过去式
1. help-helped
2. is-was
3. row-rowed
4. have-had
5. cook-cooked
6. wash-washed
7. play-played
8. watch-watched

四下M7U2知识点
1. talk with... 与...交谈
2. walk with... 和...一起走路
3. phone Grandma 打电话给奶奶
4. call his friend 给朋友打电话
5. walk in the park 在公园里散步
6. listen to music 听音乐
7. play table tennis 打乒乓球

动词原形-动词过去式
1. talk - talked
2. walk - walked
3. phone - phoned
4. listen - listened
5. call - called
6. dance - danced
7. jump - jumped
8. hop - hopped
9. stop - stopped