Every spring, the park becomes ______ colourful place with lovely flowers everywhere, which is ______ absolutely fantastic sight.
If we expect ________ much cleaner world, we should attract ________world’s attention to protect the world.
.His plan was such a good one _________ we all agreed to accept it.
.Because of my poor memory, all ____ you told me has been forgotten.
The old house we paid a visit _____ at the top of the hill.
If I’m mistaken, _________ you are mistaken too.