Письменно составить по 3 предложения (утвердительное, отрицательное, во в Past Simple с глаголами buy, отрицательное, во в Рast Simple c глаголами: buy, eat, dance. Например. (3 предложения c watch): I watched TV last night. I didn't watch TV last night. Did you watch TV last night?

I bought apples.- утвердительно (глагол изменился в процессе изменения его в время). (Я купил яблоки).

My mom didn't buy that ice cream.- отрицательное. (Моя мама не покупала это мороженое).

Are you sure this is what you wanted to buy?- вопросительное. (Ты точно это хотела купить?)

1-предложения с buy:

+ I bought new ball last month.

- I didn't buy new ball last month.

? Did you buy new ball last month?

2-предложения с eat:

+ I ate apples last morning.

- I didn't eat apples last morning.

? Did you eat apples last morning?

3-предложения с dance:

+ She danced in the park last evening.

- She didn't dance in the park last evening.

? Did she dance in the park last evening?