Ⅰ.单词拼写
1.At that time people would s if food was difficult to find.
答案starve
2.Flora Landscape acts as an important role of society and (生态) in the urban landscape.
答案ecology
3.Before (释放),the sea lions are fitted with electronic tracking devices.
答案release
4.Plants absorb c dioxide from the air and moisture from the soil.
答案carbon
5.The love and support of his family (维持) him during his hard times.
答案sustained
6.Would you please keep silent?The weather report is being b and I want to listen.
答案broadcasted/broadcast
