1..... is a pity you don't know him
a.it b. there
2. what's the new theatre like?Is..... beautiful
a.it b.there
3. ....are fifteen flats in the building
a. it b.there
4....is a boy at the door.He wants to see Jimmy
a. it b. there
5....was very stormy last night
a. it b. there
6.... is dangerous to drive fast
a. it b. there