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V/
1. I wish I could speak Japanese.
2. The box which the man is carrying is really heavy.
3. His wife asked him if he was leaving that day or the following morning.
4. However long it may take, I'll find that man.
VI/
1. I saw your school's advertisement on TV last night.
2. I'm interested in learning English and I would like some informationabout your school.
3. I have learned English for 4 years but I want to improve my speaking and listening skills.
4. Could you please send the details of courses and fees ?
5. I can supply more information about my record of study if necessary.