A Let's Listen and Say B Let's Learn C Let's Practise D Let's ReadE Let's Write F Let's Have Fun A Let's Listen and SayWe should learn to take care of ourselves. Then we can be strong and healthy.We should wash our hands before eating. We should wash our face and body every day. We should keep our body clean.We should eat healthy food. We should eat vegetables, fish and fruit. We want to be healthy.We should do exercise every day. It's good for us. We can run, jog, swim and take long walks. We want to be strong.We can sing, dance and draw. We are happy.We should learn to take care of ourselves.我们应该学会照顾自己。should（情态动词）应该，可能，应当。可指责任和义务，也可指建议或劝告，还可指推测。后接动词原形。如： You should put on your coat. 你应该穿上你的外套。learn（动词）学会，学习，得知如： I'm learning English. 我正在学英语。take care of 照顾如： He can take care of his cat. 他能照顾他的猫。Then we can be strong and healthy.然后我们就可以强壮健康。healthy（形容词）健康的如： My father is very healthy. 我的父亲身体很健康。词形变化：health （名词）健康healthily （副词）健康地healthier （比较级）更健康的healthiest （最高级）最健康的We should keep our body clean.我们应该保持身体清洁。 keep（动词）保持，保留短语： keep on 继续如： You should keep your desks clean. 你们应当保持你们的课桌干净。 clean（ 1 ）（形容词）干净的，清洁的 如： You should keep your desks clean. 你们应当保持你们的课桌干净。（ 2 ）（动词）打扫干净，弄干净。 如： I'll clean my room after dinner. 我晚饭后将打扫房间。exercise（名词）锻炼；练习，习题。表示“锻炼”时是不可数名词。表示“练习，习题”时是可数名词。如： He did many exercises. 他做了许多习题。 Swimming is good exercise. 游泳是有益的锻炼。We should do exercise every day. 我们应该每天锻炼。We want to be healthy. 我们想要健康。want...
