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【多选题】
原子吸收光谱法的特点是（ ）。A.
灵敏度高、检出限低
B.
准确度好
C.
选择性好，干扰少
D.
操作简便，分析速度快
E.
应用广泛
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】What was Mr. Plant's place in the family?
A.
He was the bread earner in the family.
B.
He was the oldest son in the family.
C.
He was the youngest son in the family.
D.
He was his father's favorite son.
【单选题】His family members gave some examples of _____ his drinking and smoking had affected the family. [ ]
A.
that
B.
what
C.
how
D.
whether
【单选题】4岁男孩，身高90cm，体重11kg，皮肤较松弛，腹部皮下脂肪约0.3cm，该小儿的营养状况属（ ）。
A.
正常
B.
轻度营养不良
C.
中度营养不良
D.
重度营养不良
E.
极重度营养不良
【单选题】. . His family, which _______ rather a large one, ______very fond of their old house.
A.
were, were
B.
was, were
C.
were, was
D.
was, was
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