Our club is open to adults only.________your children have entered without permission.

A．There seems that

B．It seems to be

C．There seems to be

D．It seems that

长期大量服用维生素的不良反应

维生素B

A．1日量大于600mg可引起恶心、呕吐、胃痉挛
B．头痛、眼花、烦躁、心律失常、浮肿和神经衰弱
C．全身不适、发热、颅内压增高、毛发干枯、眼球突出、食欲缺乏
D．低热、烦躁、惊厥、厌食、体重下降、肝脏肿大、肾脏损害、骨骼硬化等
E．400～800mg/d可引起视力模糊、乳腺肿大、腹泻、头晕、流感样综合征