I. Find and correct one mistake in these sentences
1. I have never saw such a magnificent view before. ……………….
2. We were in the middle of a football game when a man in black was running into the field. ……………….
3. Sally has been the manager of this company when she came back from America. ……………….
4. Mark is keen on go fishing on weekends, regardless of rain or sun. ……………….
5. The more he tries to hide something, the more red his face becomes. ……………….
6. Up until now we visited Thailand several times, but this is the most memorable trip. ……………….
7. How beautiful the dancers performed! They must have practice day and night. ……………….
8. One of the most fascinating book I read during my childhood was Harry Potter. ……………….
9. Nick always dropping things around the house, and that annoys me a lot. ……………….
10. Watch out! You will hit the tree right in front of you! ……………….
1 saw => seen
2 was running => ran
3 when => since
4 go => going
5 red => redder
6 visited= > have visited
7 practice => practiced
8 book => books
9 always => is always
10 will => are going to