Unit 4 Wildlife protection 单元基础词汇语法回顾Ⅰ
单词拼写1 . The experienced hunter ________( 检 查 )carefully the footprints and concluded that these belonged to the wolf
2.Professor Lee is so interested in plants that he __________(利用)almost all his spare time to plant flowers
3 . The greenhouse gas mainly caused by cars really __________( 危 害 )the environment where we live
4.A young man with a(n) ________(稳定的)job and salary might have the money to buy an apartment in the center of the city
5 . Several natural ________( 保 护 区 )have been set up to protect those endangered plants and animals
6.Because human beings destroy the rainforest, the number of wild animals living there has ____________(下降)quickly
7.These bottles with an unpleasant smell were used to be the ________( 容器)to hold petrol
8 . Although