1. Loc said (that) those men wouldn't play soccer if he weren't at the football ground.
2. Hoa said (that) if Tham had sung a song the day before, she would have thanked for him so much.
3. The young boy said to his mother (that) if she didn't give him money, he would be angry with her.
4. Sang said to Giao that if the weather were nice the following day, he would go camping with him.
5. A stranger said to me (that) if I didn't give him money, he would kill me.
Or: A stranger said to me (that) if I hadn't given him money, he would have killed me.
