Answer:1. Mai did not visit her aunt last weekend. (not visit)2. He visited his aunt yesterday. (visit)3. My sisters don't like (collect) collecting stamps, they like (collect) collecting glass bottles.4. Does your brother like (listen) listening to music in his free time?5. I think in the future, more people (enjoy) will enjoy going out by bike.6. Nga looks brown. She was on holiday last week. She (get) got a sunburn.7. Does she ever (do) _do___ volunteer work? 8. Yesterday Lan (go) went to school late because she missed the bus.9. What did you (do) __do__ in your free time?10. What __does__ Nam (do) _do_ in his free time?11. Thu _has played__ (play) the piano since she was a child.12. My uncle lived (live) in London in 2002.13. My mother enjoys (read) _reading_ books.14. John loves (take) _taking_ photos of himself and his friends.15. Why don’t we (go) _go to Huong Pagoda?16. Let’s (go) _go_ camping.17. Let’s (go) go_ by minibus.18. How about (go) going__ camping on Friday?19. What about (play) _playing volleyball on Sunday?20. Nam, Lan and Minh (plant) _will plant_ some flowers in their yard tomorrow.
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