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【单选题】
以下分子中,偶极距不等于零的极性分子是( )A.
BeCl 2
B.
BF 3
C.
H 2 S
D.
SiF 4
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反馈参考答案：
举一反三
【判断题】The more structured and terse the presentation of information, the more quickly and easily people can scan and comprehend it.
A.
正确
B.
错误
【单选题】下列哪项不是六淫致病的特点( )
A.
有较明显的季节性
B.
有阴阳不同的属性
C.
致病都是由表人里
D.
火为温病、暑病、热病等进一步转化而来
E.
"风为百病之长"，故有风寒、风热、风燥、风湿等
【简答题】deny oneself in general at the mercy of no wonder distinct from This is a more structured version of the language, as _________ its various spoken form.
【简答题】A．More structured techniques make people deeply relaxed. B．Meditation is the only way leading to relaxation. C．Progressive muscle exercise is against relaxation. D．Debating is effective to find ways o...
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