I know the man who spoke to you just now.
The shop which sells all kinds of sports shoes has closed down.
The film which tells about snakes is interesting.
The book (which) he wrote in 1935 still sells well.
The problem (which) we are trying to work out isdifficult.
Soldiers opened fire on a car which failed to stop at an army checkpoint.
I can't remember which teachers I had.
This is a common fallacy which has no basis in fact.
I rewrote his rough draft, which was published under my name.
51.Tony got up too late as his parents had gone to work without checking ___ he was up.
52.When I started to work as newcomer, I was a little worried because I didn’t know ___I should do or not do.
Indian opposition parties are attempting to delay the release of what is widely seen as a fawning new biopic about Narendra Modi that is scheduled for release days before the start of national elections.【The Guardian】