Пункт а)
I usually get up at a quarter past 7 (seven).
I usually come home after school at a quarter to 5 (five).
I usually have a dinner at a quarter past 1(one).
I usually go to walk at quarter to 6 (six).
Пункт б) Если нужно будет указать время , то допишите то, что в скобочках
I went to shcool yesterday (at a quarter past 7 (seven))
I came home yesterday (at a quarter to 5 (five))
I had a dinner yesterday (at a quarter past 1(one))
I did my homework yesterday (at quarter to 6 (six))