1.my Brother ther doesn't buy that car because he doesn't have enough money If 2.We don't go out because it rain If 3.I don't know his address, so i can't contact him If 4.Its too cold sowe can't go swimming If 5.the exercise are very difficult so I can't finish in fifteen minutes If 6.she can't go to the meeting because she is busy If 7. Because i don't meet her ,i don't give her your letter If 8.they are to slow so they can't win the mach If 9.she is too weak so she can't take any exercise If 10 .mary type letter in the office -letters.... 11.his father will help you to tomorrow -you..... 12.peter broke this bottle last night -this bottle ..... 13.they are learning English inthe room -english.... 14.my students will bring the children home -the children..... Ai giúp mik dc ko mik cần gấp ạ