complete the sentences using the correct form of the verb in brackets. presen tenses.

I am an adventurous person so I enjoy spending a lot of time outside, and therefore I love traveling. I believe that traveling is one of the best ways to learn new things, make new friends and increase our cultural level. Besides, I always travel with my parents, which helps me build a closer relationship with them. Our journeys are usually funny and interesting, as we always chose new places to visit. We've already seen a lot of places, but I think there can never be too much trips in our lives. We often choose to travel by car, as we can admire a lot more places in this way. However I love trains and planes just as much. To sum up, I am a convinced traveller as I enjoy discovering our world and I will never miss a chance to go visit a new place. 

1. Helen swam in the river last week. 2. Mike has swum in the lake this week. 3. I bought a book yesterday. 4. We have just bought a new car. 5. They have already read an article. 6. You have written a letter today. 7. I have just rang my granny. 8. Victor was late a week ago. 9. I and my friend have learnt a poem today. 10. My parents have worked at school when they were young. 11. I have visited England in 2010 and I have travelled to Italy this year. 12. The have spoken Chinese when they lived in Chine.