词填空 hear,hear do,hear from I often_____my parents when I was in college. Can you_____your teacher when you sit at the back of the class? Who is she?We've never_____her. we haven'_____him since he left.
I often_heardfrom_my parents when I was in college. Can you_hear_your teacher when you sit at the back of the class? Who is she?We've never__heard of__her. we haven't_heard from_him since he left.