Cho dạng đúng của từ

11. Jane criticized Frank for (disclose) _____________ their confidential report to the press.
12. The kidnappers threatened (kill) _____________ our boy if we did not pay the ransom.
13. John apologized to his Mum for (break) _____________ his promise.
14. Steve warned Mike (touch) _____________ the wires as it might be deadly.
15. Nam criticized Lan for (have) _____________ told the truth.