多项选择题

A.以商品房抵押的,抵押率不超过抵押物评估价值的70%
B.以房改房抵押的,抵押率不超过抵押物评估价值的70%
C.以街面商业房抵押的,抵押率不超过评估价值的60%
D.以自建房抵押的,抵押率不超过评估价值的60%