1. She laughed at him because of being stupid.
2. Because of having no money, MrHa has no friends no love.
3. Susan can't keep her position in that company because she has the bad character.
4. They feel disappointed because of not selling their house with reasonable price.
5. They are broke now because of they spent too much at gambling.
6. Thomas looks tired because of he has to study hard for the next exam
7. Because the chairman was late, the meeting was delayed.
8. Because of being busy, Hung was the one who left home the latest.
9. Because it rained, no plane could take off.
10. Because of their teacher explianed unclearly, the students couldn't understand the lesson well.
11. People poured to the South because they thought that thay can earn money more easily there