1. He is strong so he can carry the box ( mình dùng so để nối [Math Processing Error] câu lại với nhau )
2. The winter isn't warm so we couldn't go swimming ( giống trên )
3. His father doesnt have any money so he cant buy a big house. ( đổi câu thành negative nhưng vẫn giống nghĩa )
4. The weather isnt warm so they cant have a picnic. ( giống trên )