Mình đã bỏ sức giải bài tập giúp bạn mong ban vote 8* cho mình nha!
5 collect
6 were
7 unhappy
8 kindly
9 won’t happy
10 will
11 published
12 angrily
13 because
14 natural
15 beautiful
16 beautifully
17 pollution
18 doesn’t rain
19 suggestion
20 carefully
21 protect
22 preventing
23 going
24 catching
25 to
26 amazed
27 a lot of
28 for 
29 pay
30 because
31 polluted
32 lose 
33 if
34 won’t go out
35 english perfectly
36 that
37 tried hard
38 because