Unit1 How can we become good learners?SectionB(1a-2e)I. 单项选择:(BC 层学生必做,A 层选做或不做)( )1. ---The price of food, drinks, clothes ________so quickly these days. ---Oh, yes. I agree with you. A. developsB. raisesC. improvesD. increases( )2. ---As we know, some peopl _______ borr...