I. Choose the correct item to complete the sentences: which or where, that or what.

1. Is this the place which/where we’re supposed to have a discussion about?

2. Do you know the name of the animal which/where we saw there?

3. Everything that/what they had promised to me was done.

4. This is the place which/where archeological finds started.

5. It’s the city in which/where the worst environmental problems in the country exist.

6. That/What they told us about came as a surprise to us all.