1, Dean, who always won the races, was a powerful swimmer.
2, The class whose few students registered was cancelled.
3, The house which I took a picture of was beautiful.
4, This coffee which I can’t drink is strong.
5, The film which I want to see it again and again is a good one.
6, There was a lot of food which everyone ate too much.
7, There wasn’t enough food for the guests.
8, I ate so many sandwiches that I felt uneasy.
9, Because David has a lot of work to do, he can’t come tonight.
10, Because he was very sick, he was sent to the hospital.
II
1, It was too cold for us to go out.
2, Mr. Pike is too weak to walk without a stick.
3, The ground is too hard for us to dig.
4, The elephant is too big to run fast.