n.芳烃；风化粗砂

You are an American, aren not you? 你是一名美国人，是吗？

There aren’t any tigers here, you say? “这里没有老虎啊，你说呢?

You aren' t wanted here, so shove off ! 这儿不需要你, 走开!

Children' s shoes aren' t cheap quite the reverse. 儿童的鞋并不便宜--反而更贵.

Aren''t you a religion or a rival to religion? 你们是否宗教或宗教的竞争者?

No, there aren"t vegetable and fruit. 不，没有蔬菜和水果。