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【单选题】脂肪肝患者肝细胞脂肪变性或坏死，使肝脏的免疫功能下降，脂肪肝患者常伴有肝脾肿大。脾脏也是人体重要的免疫器官，脾肿大会造成脾功能亢进，脾功能异常抑制了细胞免疫的功能，所以脂肪肝患者由于免疫功能降低，抵抗力差，更容易被感染。另外，肝细胞脂肪变性后，解毒功能降低，容易造成内毒素、外毒素在体内的滞留，对机体造成毒害。 本段文字主要介绍的是( )。
A.
脂肪肝的各种并发症
B.
脂肪肝降低人体免疫与解毒功能
C.
脂肪肝会对机体造成毒害
D.
要重视脂肪肝的危害
【单选题】After Richard found his father, ______.
A.
he was angry with the man
B.
the man was bad to him
C.
he wouldn't live with him
D.
he started a happy life
【单选题】The cultural differences arise ______ according to the woman.
A.
at the wedding
B.
before intermarriage
C.
after people get married
D.
until recently
【单选题】对社会开展经营性修理计量器具的企事业单位，可向（ ）申请考核。
A.
与其主管部门同级的政府计量行政部门
B.
主管部门
C.
主管部门和当地政府计量行政部门
D.
当地县(市)级政府计量行政部门
【单选题】A limited liability corporation protects investors in that ______.
A.
they lose only the first sum of money put in the corporation
B.
they only divide equally the corporation debts
C.
they needn't pay tax to the government
D.
they can put more investment into the corporation