5 предложений в present simple в утвердительной,отрицательной
I go to school. I don't go to school.
I like a cake. I don't like a cake.
I usually spend time on my English. I usually don't spend time on my English.
4) I swim very well. I don't swim very well.
5) I pack suitcases. I don't pack suitcases.
Ну, на одной строке сначала идет утверждение, а затем через точку отрицание. 5 строчек- 10 предложений: 5 утверждений, 5 отрицаний.
видишь слово don't- это отрицание.
I study English every Saturday. I do not study English every Saturday. Do you study English every Saturday.