P165~P170 Unit 4 Life on Mars

P165~P170 Unit 4 Life on MarsⅠ.1-5 CCABB6-10 DDCAB11-15 BABDCⅡ.A1-5 ABCDDB1-4 CBACⅢ.1. modern2. future3. Internet4. games5. made6. keep7. same8. saved9. pleasant10. changeⅣ.1. bitterness2. angry3.