Choose the right word to complete the sentences. 1. Mount Teide in Tenerife is 3,718 metres high/ wide. 2. The River Nile runs through Africa and is 6,670 km high I long 3. Lake Baikal is in Siberia, in Russia. It's 636 km long and 79 km wide/high 4. The children's swimming pool at the sports centre is only one metre deep long 5. You need to walk along the snow I cliff edge until you reach the road down to the beach. 6. We could go swimming in the lake / island but it isn't very warm. 7. Borneo, Taiwan and Sardinia are all islands / mountains surrounded by sea 8. The horses are in the field / river at the moment. Shall we go and get them?​