1) They usually walk together
2) He does his homework in the evening
3) My family always watch TV on sunday
преобразовать в:
PRESENT SIMPLE
PAST SIMPLE
PR. CONTINUOUS
FUTURE SIMPLE
PRESENT PERFECT

У вас в present simple уже все написано

Past simple: they usually walked together,he did his homework in the evening, my family always wathed tv on sunday

Future simple: they will walk together, he will do his homework in the evening, my family will watch tv on sunday

Present continuous : they are walking together, he is doing his homework, my family are watching tv

Present perfect: they have walked together, he has done his homework, my family has watched tv