21. A. gymnastic B. refugee C. journalist D. graduation
22. A. symbolize B. continent C. introduce D. Japanese
23. A. tropical B. property C. performance D. volcanic
24. A. happened B. attacked C. rescued D. damaged
25. A. earthquake B. theatre C. breathing D. healthy
26. A. wharf B. place C. volcano D. plane
27. A. fisherman B. ticket C. prisoner D. over
28. A. hotel B. postcard C. shore D. cold
29. A. included B. called C. phoned D. arrived
30. A. much B. teacher C. beach D. brochure
$\text{#Mong câu trả lời hay nhất ạ}$
$\text{#Chúc bạn học tốt nha}$
$\text{@Vân}$