A lot of homework is given by the lecturer to the students. (Present Simple)
A lot of homework was given by the lecturer to the students. (Past Simple)
A lot of homework will be given by the lecturer to the students. (Future Simple)
A lot of homework is given by the lecturer to the students. (Present Simple)
A lot of homework was given by the lecturer to the students. (Past Simple)
A lot of homework will be given by the lecturer to the students. (Future Simple)