上尿路结石中最多见
A．胱氨酸结石
B．尿酸结石
C．磷酸盐结石
D．黄嘌呤结石
E．草酸结石
参考答案：E
He bought whatever caught his eye in the store _______ he often went .
A．where
B．which
C． what
D．that
工人阶级的同盟军中最可靠的是( )
A．民族资产阶级
B．买办资产阶级
C．劳动农民
D．小生产者
