giúp với mọi người ơi

25. It is my father who usually complains about my students whenever they go to my house. 

26. It is at night that my neighbors always make noise. 

27. It is 20 dollars that he gets every week by doing chores around the house.

28. It is by doing household chores with children that parents can motivate them to do these chores.

29. No, it is next week that the course in decision -making skill start.