双亲的血型分别为O和AB，它们子女的血型是：（） ["O，A*B*，A*，B*","A*，B*","O，A*B*","A*"]
The center of flotation of a vessel is the point in the waterplane（）. ["about which the vessel lists and trims","which coincides with the center of buoyancy","which，in the absence of external forces，is always vertically aligned with the center of gravity","which is shown in the hydrostatic tables as VCB"]
农信社所有员工必须确立（）等合规理念。 ["全员合规","合规从高层做起","主动合规","合规创造价值"]
按照银监会贷款分类标准（）类贷款属于不良贷款。 ["正常","关注","次级","可疑","损失"]
That center around which a vessel trims is called the（）. ["tipping center","center of buoyancy","center of gravity","turning center"]
空气滤清器要求（）。
