1、重点单词,Period 5 Integrated skills & Study skills,听，并跟读下列单词 1. survey n. 调查 2. empty adj. 空的 3. dust n. 灰尘，尘土 4. harmful adj. 有害的 5. soil n. 土壤,Period 5 Integrated skills & Study skills,6. coal n. 煤 7. oil n. 石油；原油；食用油 8. gas n. 气体；煤气 9. form vt. & vi. 形成 10. carelessly adv. 满不在乎地；粗心地 11. reuse vt. 再使用
2、Period 5 Integrated skills & Study skills,听，并跟读下列单词变形 carelessly adv. careless adj. 粗心的carefully adj. 仔细地，认真地；小心地,重点短语,听，并跟读下列短语 1. do a survey 做调查 2. be harmful to 对有害 3. in place 在正确位置 4. have a wider use 有更广泛的用途 5. throw them away carelessly 随意扔掉它们,Period 5 Integrated skills & Study skills,重点句型,
3、听，并跟读下列句子 We should try our best to protect the environment. 我们应该尽我们最大努力保护环境。,Period 5 Integrated skills & Study skills,公交小句,听，并跟读下列句子 We should try our best to keep our environment clean and shouldnt throw away rubbish carelessly. 我们应该尽我们最大努力保持环境整洁，不应该随意扔垃圾。,Period 5 Integrated skills & Study skills,
