1) Ba is tired because he stayed up late watching TV
=> because of his tiring, he stayed...
2)Nam has a broken leg because he fell over while he was playing basketball
=> because of his broken leg, he fell over..
3) Lan is going to be late for school because The bus is late
=> because of bus's lateness, Lan is going..
4) Hoa broke the cup because she was careless
=> because of her careless, Hoa broke the cup
5) Mai wants to go home because she feels sick.
=> because of her sickness, Mai.....
6) Nga is hungry because she hasn't eaten all day
=> because of her hunger, Nga hasn't eaten.....