仓储合同保管人应履行的义务有（）。

A.按合同约定包装仓储物

B.谨慎保管危险品的义务

C.向交付仓储物的存货人交付仓单的义务

D.按合同约定对仓储物进行检查验收的义务

E.允许存货人或者仓单持有人对仓储物进行检查或提取样品

--- Why don’t you ride your bicycle today?

--- Oh, it broke down. It ________ now.

A．is repairing

B．is being repaired

C．is repaired

D．will repair