----- Nội dung ảnh ----- 4. A. tried B. opened C. added D. lived 5. A. breathed B. seated C. heated D. wanted 6. A. guided B. managed C. started D. chatted 7. A. threatened B. answered C. promised D. traveled 8. A. invented B. completed C. surrounded D. risked 9. A. liked B. involved C. believed D. happened 10. A. collected B. moved C. lasted D. shouted 11. A. wanted B. disappointed C. looked D. needed 12. A. helped B. played C. passed D. hoped 13. A. worked B. stayed C. installed D. improved 14. A. intended B. decided C. delicated D. endangered 15. A. cleaned B. educated C. referred D. delayed