1. The nosie from the music club is luod, so the residents of the street cannot sleep. (because of) ---> 2. Vy had a stomachache because she ate a big dinner. (since) ---> 3. Because it rained heavy, the road in front of my house was flooded. (due to) ---> 4. His room is untidy, si his mother is unhappy. (because) ---> 5. Global warming happens when there is too much carbon dioxide (CO2) in the atmosphere. (causes) --->