参考答案和解析
正确答案:
(1)I eat vegetables because they are good for me and they are necessary for a healthy diet.
(2)Because I have to. My mother feeds them to me and often checks if I really have them, so I eat them.
(3)I eat vegetables because I want to be healthy. But I have to say, I do not like most vegetables at all.
解析:
I have to say这样的短语是在熟练掌握英语会话之后才能使用的短语。因此有必要了解多种多样的实用单词或句型。