is now working at a bank

he is now working at a bank. is now working at a bank he is now working at a bank 这里now的位子可以换么 He is now working at a bank 请问NOW为什么可以放系动词后 那么为什么but he is now working at a bank中却用at? but he is now working at a bank. Tony saw me and came and sa his is now working at a bank 这句话是什么时态 tony is working at a bank ____ (a)at the moment (b)a year ag 英语翻译对不起，第一句应是He is working at a bank now.另外，这个句子是新概念2 上的，的回答 He is working at the office now in a office 和 working at a bank he is working ( )a model plane now. a.on b.at c.for d.in