六年级下册 Unit 2 Food and health 课时练习一、单选题1.They can _______ your favourites, too. A. is B. be C. are2.Cola is bad for your ________. A. health B. my health C. healthy3.Vegetables are _________. A. health B. my healthy C. healthy4.Fruit _______ good for your health. A. am B...