It is most _____ that the environmentalists will come to the area to investigate the possible damage caused by the serious pollution[ ]

If you are able to talk to a friend over the telephone, you feel that you are close ____ the actual distance is not shortened[ ]

Which underlined part is different fromthe others in pronunciation—.

I______ Anna. She is Gina. Gina and I ______ sisters.

We only live once, but if we live a wonderful life, once is enough.— ________ I agree.