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【多选题】
缺铁性贫血的临床表现包括A.
血象中可见畸形的巨幼红细胞
B.
红细胞减少和血红蛋白的增多
C.
气促、心脏扩大、肝脾淋巴结肿大、月经失调
D.
神经炎、神经萎缩等神经症状
E.
食欲缺乏、消化不良、黏膜或甲床苍白、毛发干燥、脱落
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【单选题】He actually didn't see the man ______ the room, but he heard them ______ in it.
A.
to enter, laugh
B.
enter, to laugh
C.
to enter, laughing
D.
enter, laughing
【单选题】下列关于碳酸盐热稳定性顺序正确的是 。
A.
铵盐 > 过渡金属盐 > 碱土金属盐 > 碱金属盐
B.
碱金属盐 > 碱土金属盐 > 过渡金属盐 > 铵盐
C.
碱土金属盐 > 碱金属盐 > 铵盐 > 过渡金属盐
D.
过渡金属盐 > 碱土金属盐 > 碱金属盐 > 铵盐
【单选题】He made ________ known to his friends that he didn’t want to enter politics.
A.
that
B.
it
C.
himself
D.
him
【简答题】A．She was afraid of the professor. B．She didn't enter her house. C．She didn't make full preparations for her lessons. D．She lost her key.
【简答题】( )的备用方式通常分为明备用和暗备用两种。
【单选题】–Hi, Kate! --Hi, Mary. I ______ you are here.
A.
don’t know
B.
don’t think C, think D. didn’t know
【单选题】They didn't discover until they happened to enter the back room ______ someone had stolen the priceless painting. [ ]
A.
that
B.
what
C.
which
D.
when
【单选题】The writer was so ______ on her work that she didn’t notice him enter the room
A.
absorbed
B.
abandoned
C.
focused
D.
concerned
【简答题】( )的备用方式通常分为明备用和( )备用两种。
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