Unit 7自我测评第1题详细解答过程和答案
Unit 7自我测评第2题详细解答过程和答案
5,10,9,7,4,1,6,3,8,2
Unit 7自我测评第3题详细解答过程和答案
project;poster;earth;protect;
draws;rubbish bin;litter;ready;What
Unit 7自我测评第4题详细解答过程和答案
Wood;use;other;should;because;help kee
p
Unit 7自我测评第5题详细解答过程和答案
1、do his homework
2、at twenty to twelve
3、on duty
4、protect the earth
5、make bags and bottles
6、cut down too many trees
7、clean the library
8、从六点到十点十分
9、世界环境日
10、在校门口