Complete the sentences with the -ing forms below.1. When I'm on holiday I enjoy whale-watchingchilling outclimbinglearningshopping to buy presents for my family.2. I've never seen a whale - I really want to go whale-watchingchilling outclimbinglearningshopping one day.3. When I'm on holiday, I like new experiences like whale-watchingchilling outclimbinglearningshopping to surf.4. I'm not interested in sport when I'm on holiday, whale-watchingchilling outclimbinglearningshopping on a beach is my favourite activity!5. whale-watchingchilling outclimbinglearningshopping a mountain is very hard work, but I get a fantastic view from the top!