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【简答题】
女性, 35 岁,温度计制造厂的烘表厂,由于温度掌握不好,温度计破裂,经常有汞蒸气外逸。该工人接触 5 年后出现了头痛、头昏、记忆力下降,接着出现了易激动,无故烦躁、发怒、爱哭等症状,继而出现眼睑、手指的震颤、口腔粘膜有轻度的溃疡、牙龈酸痛、红肿、有轻微的压痛。实验检查:尿汞(冷原子吸收光谱法 ) 含量 0.02mg/L ,回答如下问题: (1) 金属汞进入呼吸道的主要形式是 (2) 汞进入体内后,其毒作用基础是与什么结合 (3) 如欲诊断为慢性汞中毒,上述资料基础上还需了解资料 (4) 最常用的解毒剂是
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【单选题】－－－－ English, as a living language, ________ all the time.－－－－ Right. Who knows what it will be l
A.
2. ---- English, as a living language, ________ all the time. ---- Right. Who knows what it will be like in the years to come? A．will change
B.
is changing
C.
was changing
D.
has changed
【判断题】Now, English is used as the first language and official language in Singapore.
A.
正确
B.
错误
【单选题】Which statement is true about the relationship between cultural knowledge and language itself?
A.
Cultural knowledge is more important than language itself.
B.
Cultural knowledge is less important than language itself.
C.
Cultural knowledge is closely related to language itself.
D.
Cultural knowledge can be separated from language itself.
【简答题】如图所示的商品,主要功能是将单个耳机插孔装换为两个耳机插孔。
【简答题】One of the general views on language is that language is a set of __________________ .
【简答题】The test was done in (1) , with (2) people in each group who are (3) years old. The people in the first group were given (4) . A (5) was given to the second group and a (6) was given to the...
【单选题】以下哪项符合休克代偿期临床表现的特点
A.
血压下降，脉压显著缩小，心率加快，尿量减少
B.
血压下降，脉压轻度缩小，心率加快，尿量减少
C.
血压下降，脉压无变化，心率加快，尿量正常
D.
血压轻度下降，脉压无变化，心率加快，尿量减少
E.
血压正常或稍高，脉压缩小，心率加快，尿量正常或减少
【简答题】second language
【简答题】The actualproduction and comprehension of the speech by speakers of a language iscalled________.A. grammarrules B. competence C. performance D. languagedevice
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