9.和水一样珍贵________________ 10.全神关注于________________
7.创造一个稳定的环境_____________________8把…弄的乱七八糟______________
5.分解__________________ 6.对…加以利用________________
3.丰富多样的________________ 4.质量和体积之间的关系________________
1.对…有益_____________ 2.相对而言______________
10.去掉by后的the
5.end→ending 6.去掉with 7.and→but 8.cattle后加which 9.group→groups
1.their→its 2.which→that 3.South后加where 4.去掉Despite后的of
6. by 7. on 8. with 9. for; out; on 10. For; for; of
1. in to ;in 2. but; at 3. Of; at 4. to; on 5.to;in