They look cool 怎么变一般疑问句?

问题描述:

They look cool 怎么变一般疑问句?

变为:Do they look cool?陈述句变疑问句一般分两种情况:1,句中有be(am,is,are,was,were)动词时,直接把be动词提到最前面,例如:He is a college teacher.变为一般疑问句是:Is he a college teacher?2,句中没有be...