The boy ________ a strange disease is trying to live a normal life.
Whom would you rather with you to the party?
We had sat down at the table, when the phone rang.
--- What’s wrong with your car? ----It has a tyre.
---He is fifteen years younger than you.--- ?
Although his experiments were designed to support the ideas the influence of environment upon plants, Mendel found that many characteristics were passed on from one generation to the next.