These are his trousers.这只是回答,提问应该是什么?

These are his trousers.这只是回答,提问应该是什么? These are (trousers)括号部分提问 these are my trousers(对my提问) Those are his trousers.(对his trousers提问） Nick has a bottle of water.这只是回答,提问应该是什么? these trousers are my fathers 将my fathers提问 His white trousers are long.(对His提问） ----Whose trousers are these? Are these your trousers? His trousers are (black).对括号里提问 These are his pens.pens划线提问 回答只有两格 What are these trousers made_____?