What _________ you do in the evening?[ ]
A. are
B. is
C. do
D. am
答案:C
84,64,47,33,( ),14
A.12
B.14
C.22
D.24
房地产价格与利率负相关:利率上升,房地产价格会下降;利率下降,房地产价格会上升。( )