1.correct the following sentences。 1)it is /has been a long time since i meet you last year.________ 2)do being careful when you cross the road .__ _________ 3)i never think that a teacher would change my attitude towards english learning._________ 4)we can hear his voice changing according to he is talking about._________ 5)don’t forget to tell me anything about your new school._____________ 6)i just can’t wait get your letter.____________ 7)i am looking forward to receive your early reply._____________