есть вот такие вот глаголы:
prefers
enjoys
came
had never had
was studying
allowed
could
were moving
was following
had never seen
was working
had become
нужно определить их времена (past simple present simple и т.д.)

present simple   present simple   past simple  past perfect   past continuous   past simple   past simple   past continuous   past continuous  past perfect   past continuous   past perfect- все по порядку