IV/
1.fed
2.would be
3.didn't talk
4.had had
5.swim
6.would chosse
7.hadn't bought
8.will turn
9.had
10.won't have
11.find
12.worn
13.don't change
14.will arrive
15.comes
16.asked
17.leaves
18.won't be
19.read
20.come
I/
1.study/will pass
2.shines/will walk
3.have/will see
4.come/will be
5.earns/will fly
6.travel/will visit
7.wear/will slip
8.forgets/will give
9.go/will listen
10.wait/will ask
II/
1.came/would prepare
2.lived/would visit
3.were/would play
4.were/would invite
5.studied/would be
6.had/would buy
7.did/would earn
8.got/would ask
9.won/would fly
10.met/would ask
III/
1.had been/would have play
2.had gone/would have had
3.had learnt/would has written
4.had take/would have arrived
5.had explained/would have done
6.had waited/would have seen
7.had come/would have arrested
8.had bought/would has tasted
9.had asked/would have emailed
10.had speaken/would has understood
Chúc bạn học tốt ^_^!!!
(Nếu thấy hay hãy vote 5*,cảm ơn và bình chọn là câu trả lời hay nhất để mik có động lực giải tiếp các BT khác nhé!)