He ___get up early on week - days. a)can b)must c) might d)may

He must get up early on weekdays. 

Он должен вставать рано в будние дни.

Must he get up early on weekdays?

Must he get up early on weekdays or at weekends?

When must he get up on weekdays?

When must he get up early?

What must he do early on weekdays?

Who must get up early on weekdays?

He must get up early on weekdays, mustn\'t he?