Ⅰ.单词拼写
1．As you know, anger doesn't help in 99% of situations; in ________ (对比) it usually makes things worse.
2．We love such beautiful things as flowers, but beauty itself is ________ (抽象的).
3．We should develop ________ (创新的) thinking abilities in the classroom by giving students opportunities to create new ideas.
4．If the current ________ (趋势) continues, birds that live in this area may be extinct by the end of this decade.
5．The thief jumped over the ________ (金属丝) fence and ran away into the woods, leaving behind what he had stolen.
