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Module 6 Unit 3 Language in use
学校:___________姓名：___________班级：___________考号：___________
一、单选题
1.Some animals are in danger. For example, there are ________ pandas, elephants and whales in the world.
A. fewer and fewer B. less and less
C. more and more D. bigger and bigger
2.The zoo asks us ______....