The old man has two sons.One is a doctor and _ is a teacher.
The old man has two sons.One is a doctor and _ is a teacher.A.otherB.anotherC.the otherD.other 《薄冰英语语法手册》上面的other中有一句是He has two nephews.One is a pilot,the other a taxi driver.为什么这句话中the other后面并没有动词is?