1.Having leisure activities are truly important to the elderly.->is-have leisure activities+is
2.Although she wanted to go to the museum , she decided staying at home.->to stay-decide+toV
3.Parents are concerned that their kids may be spending too many time on screens.->spent
4.Collecting coins is exciting , but it can also be relaxed.->relaxing-tobe+adj
5.Clod watching sound weird, but Hang adores it.->sounds
6.For some young people ,enjoyment involves sitting in front a computer playing games.->in front of
7.His parents are thinking of banning him on using the computer.->from-ban sb from
8.When you game online, be carefully when making friends with strangers.->careful-be careful:hãy cẩn thận
9. I detest to have to get up when it’s dark outside.->having-detest+Ving
10. Do you fancy to come on a day trip to Bath next Saturday?->coming-fancy+ving
11. Would you mind to open the window? ->opening-would you mind+Ving
12. Why are they encouraged to learning English?->to learn-encourage+toV
13. I preferred comics in my free time.->reading comics
14. Mai enjoys to make crafts, especially cloth dolls.->making-enjoy+Ving
15. For some people, training pets are hard work.->is-training pets+is