----- Nội dung dịch tự động từ ảnh ----- Exercise 5: [Relative clauses as subjects] Rewrite the following sentences by omitting relative pronouns. 1. The man who is standing there is a clown. 2. The envelope which lies on the table has no stamp on it. 3. The students don’t know how to do exercise which were given by the teacher yesterday. 4. The diagrams which were made by young Faraday were sent to Sir Humphry Davy at the end of 1812. 5. All the astronauts who are orbiting the earth in space capsules are weightless.