关于一些英语语法的问题

关于一些英语语法的问题
correct all errors in pronoun use in the following sentences:
1 In NY they have regular cruises around Manhattan Island.
2 I don not mind early-morning classes except for that long walk from the dormitory to the classroom.
3 My roommate is the kind of person that you like to live with
4 Now that I have decided to become a doctor,I believe it runs in the family.
5 As for quotation marks,I failed to use it properly to set off words from the remainder of the sentence.
6 the published themes are written by english students,which,incidentally,are mostly freshmen.
7 not every doctor works in a drug store.in fact,most of them work in research or in the wholesale business.