I/ Viết câu từ because thành because of và ngược lại: 1)Because Mr Ha has no money, he has no friends no love. ......................................................................................................................... 2) Because of the bad character, Susan can’t keep her positon in that company. ................................................................................................................................... 3) They feel disappointed because they can’t sell their house with resonable price. .................................................................................................................................... 4) They are broke now because of spending too much at gambling. ...................................................................................................................................... 5) Thomas looks tired because of having to study hard for the next exam. .......................................................................................................................................... 6) The meeting was delayed because of the chairman’s lateness. ............................................................................................................................................ 7) Hung was the one who left home the latest because he was busy. ................................................................................................................................................ 8) Because of the rain, No plane could take off. ................................................................................................................................................ 9. She laughed at him because he was stupid. ................................................................................................................................................