The changes will have to be if they are to have any effect. 2. His encouragement me to car

ry on with the work. 3. This year the company on improving its quality. 4. Nomadic tribes these deserts. 5. There has been an improvement recently. 6. You should immediately in person or by letter. 7. He is a friend of mine. 8. Different people have different on life. 9. I’ve had enough advice—it only tells me what not to do. 10. Everyone should have a attitude to life.