Choose the best answer for each following sentence

Ex 12: Choose the best answer for each following sentence.
1. The restaurant _____ we had our dinner was the most luxurious in this city.
                         which            where           that
2. The man _____ I was speaking has just come back from Fuji mountain.
                         to whom        that              whom
3. Is that the same dog _____ we saw last night?
                         which            that              which/ that
4. This book is an introduction to Indians _____ culture started in the medieval period.
                         whose           which           that
5. Is there any reason _____ students often don’t want to talk in presentations?
                         in which         why             what
6. Thanks to modern technology, people _____ steal from shops can be identified by using closed circuit television.
                         whom            who             whose
7. The sun, _____ has a surface temperature of 60000oC, warms the Earth from a distance of 150 million km.
       which            that              which / that
8. Sunday is the day _____ most of the Christian usually go to church.
                         in which        which           when