are是系动词 后边应该接表语,而表语也可以表示状态。
例句
Are you comfortable?
你感觉舒服吗？
By law, you are a child until you are 18.
按照法律规定，18岁之前是未成年人。
Are you vegetarian?
你只吃素食吗？
Sales are booming.
销售量在激增。
Are you aware these notes are counterfeit?
你觉察到这些钞票是伪造的吗？
水利万物而不争,
而万物莫能与之争。
