1. There was a loud noise next to my door last night so I couldn’t sleep. (because)
⇒ I couldn't sleep because there was aloud noise next to my door last night
2. The tsunami happened. Many people in this area became homeless. (made)
⇒ The tsunami happened, which made many people in this area become homeless.
3. The acid rain happened last month. Many plants and trees died. (Since)
⇒ Since the acid rain happened last month, many plants and trees died.
4. There have been conflicts in that country since last year. People live unhappily. (If)
⇒ If there weren't conflicts in that country since last year, people wouldn't live unhappily.
5. This factory doesn’t treat its waste well so there is a lot of water pollution. (If)
⇒ If the factory treated its waste well, there wouldn't be a lot of water pollution.
QUESTION II
1. most/ people/ not know/ where/ their/ plastic/ waste/ go/.
⇒ Most people don't know where their plastic waste goes
2. what/ happen/ rubbish/ your/ area/?
⇒What happened to the rubbish in your area?
3. noise/ pollution/ occur/ because/ there/ too many/ loud/ sounds/ environment/.
⇒ Noise pollution are occured because there are too many loud sounds of the environment
4. many/ animals/ eat/ litter/ become/ sick/ because/ people/ throw/ it/ ground/.
⇒Many animals eat litter and become sick because peole throw it on the ground
5. people/ will/ more/ aware/ protecting/ environment/ if/ there/ more/ warnings/ about/ danger/ of/ pollution/.
⇒ People will be more aware of protecting the environment if there are more warnings about dangerous of pollution