General English Level 4 Version 2.1 © 2004 acl Pty Ltd GELEV4 Unit 02 Topic 01.doc The magazine article says that for rock climbing: You also need to be agile. This means that if you are not agile, you won't be good at rock climbing. The magazine article also says that for white water rafting: You need to be able to swim. This means that if you can't swim, you shouldn't try white water rafting. need to is similar to must but less strong Examples Read the examples. 1. Can you scuba dive? 2. He wasn't able to go white-water rafting because he couldn't swim. 3. I can't rock climb because I'm scared of heights. 4. I don't think I'd be able to jump off a cliff. I wouldn't have the courage. 5. I would like to be able to swim well. What do I need to do? Idioms The magazine article says: ….you will be a natural at this sport. This means you will be very good at this sport. It will be easy for you. Other idioms we use to show ability / inability are: to be second nature to come naturally Examples Jane learnt to swim when she was very young. It was second nature to her. He's an excellent skier. It comes naturally to him. 47