were本身不是被動語態,它僅僅是被動詞的複數形式的過去式,只有它和過去分詞一起時才能構成被動語態。例如:They were teaching at that time.這裏的were和teaching構成了過去進行時e cars were made in that factory last year.這裏的were和made一起構成了被動語態.
were本身是系動詞或者助動詞的過去式,它不是被動語態,只有加實意動詞的過去分詞形式才能構成一般過去時的被動語態。