1) I've gone shopping today.
I've slept much today.
I've talked to my friend today.
2) I paid a visit yesterday.
I played monopoly yesterday.
I bought new year toys yesteday.
3) I haven't done my homework today.
I haven't cleaned my home today.
I haven't been at the hospital today.
4) I didn't think about the present yesterday.
I wans't at the zoo yesterday.
I didn't drink milk yesterday.