Special question (When)

When will you study English?

When did you study English?

When can you study English?

When is your birthday?

When were you born?

When will he study English?

When did he study English?

When can he study English?

When is his birthday?

When was he born?

When will you finish the work?

When did you finish the work?

When does the school start?

When can you finish the work?

When does the summer start?

When is your party?

When can you start the work?