误He has three children from his first wife.
正He has three children by his first wife.
析在这里介词by不可改为from。
娶某人为妻误take〔have〕 sb to a wife
误take〔have〕 sb to sb's wife
误take〔have〕 sb to the wife
正take〔have〕 sb to wife
析take〔have〕 sb to wife是固定搭配, wife前不可用任何冠词或人称代词。
布朗先生去世了,他的妻子只好支撑着这个家。误Mr. Brown is dead, and his wife has to support the family.
正Mr. Brown is dead, and his widow has to support the family.
析男人生前的法定妻子叫wife,男人死后,英语中习惯上不再用wife,而用widow一词表示已去世男人的生前妻子,即“遗孀”。