1. My uncle didn’t visit us this weekend.
2. I didn’t listen to music with my friends.
3. We didn’t study hard for the exam. So we didn’t answer answer all the questions.
4. “Didn’t you finish your homework?” “No I didn’t”
5. I didn’t wait for the school bus but it didn’t come.
6.Karen didn’t ask for help to finish her homework.
7. You didn’t invite me to your party last week.
8. Yesterday night, somebody didn’t knock on the door but I didn’t open it.
9. The students didn’t walk down the street with their teacher.
10.Something strange didn’t happen last night.
11.Tom didn’t check his answers.
12.The post man didn’t deliver the letters.
13.We didn’t live in Madrid 3 years ago.
14.Helen didn’t study for the exam and she failed it.
Super ca te-am adjutat!!!!!