【名词&注释】
氨基酸(amino acid)、社会关系(social relations)、生产力(productivity)、社会主义初级阶段(primary stage of socialism)、资金短缺(shortage of funds)、发展不平衡、就业压力大、多种所有制(multi-ownership)、所有制经济(ownership economy)
[单选题]在社会主义初级阶段，发展多种所有制(multi-ownership)经济的根本原因是（ ）
A. 生产力水平低而且发展不平衡
B. 资金短缺
C. 人口多，就业压力大
D. 科技落后
查看答案&解析
举一反三：
[单选题]Waitress: Yes, sir, anything the matter?Customer： , but this soup is too salty.
A. Waitress: I'm very sorry, sir. I'll change it for you.
B. I can't stand it
C. Sorry to do it
D. I hate to complain
E. Sorry to bother you
[单选题]低渗性脱水出现脉搏细速，血压不稳等循环衰竭症状时，血清钠的浓度应为 （ ）
A. 145mmol/L
B. 130～135mmol/L
C. 135～140mmol/L
D. 140～145mmol/L
E. 130mmol/L以下
[单选题]肾脏近端小管同向转运的物质是
A. Na+ B.K+
B. H+
C. H
D. 氨基酸
[单选题]The passage is basically a ______.
A. biography of John Paul Jones
B. criticism of John Paul Jones
C. history of the United States Navy
D. comparison of the American and Russian navies
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