住房按揭贷款、汽车贷款业务按现有信贷流程采取（）方式办理。
A.受托支付
B.自主支付
C.自行支付
D.转账支付
参考答案：A
She can't help _____ the house because she's busy making a cake. [ ]
A. to clean
B. cleaning
C. cleaned
D. being cleaned
药物的安全范围是指下述距离（）
A.ED50~LD50
B.ED5~LD5
C.ED5~LD1
D.ED95~LD5
E.ED95~LD50
