WHEN (A) I WALKED (B) INTO (C) MY OFFICE, I FOUND TOM WAS USING (D) MY TELEPHONE

50. - ÔN THI TỐT NGHIỆP TEST 6 PPT
ÔN THI TỐT NGHIỆP TEST 6 PPT

50. When (A) I walked (B) into (C) my office, I found Tom was using (D) my telephone.