Question

1.This are his father and mother. 2Is those your books? 3.They are his father or mother.

1.This are his father and mother. 2Is those your books? 3.They are his father or mother. 以上这些句子都改错 怎么改

Answer 1

1. This  are  his father and mother.  把 This 改为 They： They are his father and mother.
   

2. Is  those your  books? 把 Is 改为 Are： Are those your  books?

3. They are  his  father or mother.  把 or 改为 and：They are  his  father and mother. 
   

Answer 2

• This改为They 

• Is改为Are  修饰复数

• Or改成and 并列关系