B2 First / Relative Clauses
Children are uncommon. They hate chocolate.
Children WHO/THAT hate chocolate are uncommon.
The hotel was brand new. We stayed there on holidays. WHICH IS NOT POSSIBLE?
The hotel we stayed on holidays was brand new.
We went to the Science Museum, which we had never visited it before. RIGHT or WRONG?
WRONG! We went to the Science Museum, which we had never visited (the IT must be omitted) before.