把括号内错误的单词改正
1.there are many (visitor) on the great wall.2.are you going to see different places in beijing?(答句） 3.i know you like (collect) stamps.4.how (is) your famil going to get there?5.let's help the girl (on) english.her english isn't very good.6.mary,have a good trip.(答句） 7.mum told me (go) to bed early.