皮皮学，免费搜题
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【单选题】
水俣病的发病原因是A.
慢性砷中毒
B.
慢性汞中毒
C.
慢性铅中毒
D.
慢性镉中毒
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举一反三
【判断题】Le futur restaurateur prévoit d'embaucher une personne si son affaire fonctionne.
A.
正确
B.
错误
【单选题】It was great joy he received the news that his long lost son would return home
A.
as
B.
that
C.
so
D.
for
【简答题】For the father, farmer and restaurateur, the egg represents the concrete manifestation of his ( ).
【简答题】It was with great joy ______ he received the news that his lost daughter had been found. A) because B) which C) since D) that
【单选题】关于角膜的组织结构,以下的叙述哪个不正确:
A.
上皮细胞层损伤后能再生
B.
基质层占角膜厚度的80%
C.
内皮细胞层具有角膜房水屏障的功能
D.
前弹力层无细胞结构
E.
基质层损伤后以结缔组织代替
【单选题】It was with great joy ______ he received the news that he had been promoted．
A.
which
B.
because
C.
since
D.
that
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