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【简答题】
l Rewrite the following sentences by following the Three Cs Principles of business writing. 1. He went to the fair for the purpose of finding a partner. 2. We plan to give consideration to the idea at the meeting... 3. It is necessary that the project be finished by next month. 4. We are in receipt of the letter you sent to us on May 20. 5. It is known that we must reduce the labor force by 20 percent in order to cut the cost. 6. We wish to let you know that we fully appreciate the confidence you reposed in us. 7. The course will be of benefit him in his accounting work. 8. It is not the desire of this firm not to allow its young engineers to assume some responsibility. 9. Mail your payment at once. 10. Perhaps you could afford to run a store that way, but we cannot.
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参考答案:
举一反三
【单选题】在相同温度下,100mL 0.01mol/L醋酸与10mL 0.1mol/L醋酸相比,下列数值前者大于后者的是
A.
中和时所需NaOH的量
B.
电离程度
C.
H + 浓度
D.
醋酸的物质的量
【单选题】They have been waiting for many hours. The airplane must have been ______.
A.
of schedule
B.
on schedule
C.
ahead of schedule
D.
behind schedule
【简答题】They have been waiting for many hours to see the singer, but the airplane must have been ____.They have been waiting for many hours to see the singer, but the airplane must have been ____. A) off ti...
【判断题】( )光电二极管PN结工作在反向偏置状态,在光的照射下,反向电流随光照强度的增加而上升。
A.
正确
B.
错误
【简答题】肺内淋巴结沿支气管和肺动脉排列,收纳肺内的淋巴管,其输出管依次经 _____ 、 _____ 、 _____ 、 _____ 汇入左、右支气管纵隔干。
【多选题】下列各组概念中不具有属种关系的是 ( ) 。
A.
“《毛泽东选集》”与“《纪念白求恩》”
B.
“太阳系”与“地球”
C.
“负判断”与“全称否定判断”
D.
“青年”与“共青团员’
E.
“归纳推理”与“简单枚举归纳推理”
【多选题】在下列各组概念中,具有属种关系的是( )、( )。
A.
“复合命题”与“联言命题”
B.
“相容选言命题”与“不相容选言命题”
C.
“全称肯定命题”与“特称肯定性质命题”
D.
“全称性质命题”与“特称否定命题”
E.
“性质命题”与“特称否定命题”
【单选题】以酚酞为指示剂,中和10.00mL 0.1mol/L的H 3 PO 4 溶液,需用0.1mol/L的NaOH溶液(    )mL。
A.
2.00  
B.
3.00  
C.
10.00  
D.
20.00  
E.
30.00
【判断题】以下有关名片的说法是否正确: 一般来说,男子的名片稍大,女子的名片略小。
A.
正确
B.
错误
【单选题】20℃时,将10mL 0.1mol/L Na 2 S 2 O 3 溶液和10mL 0.1mol/L的H 2 SO 4 溶液混合,3min后溶液中明显出现浑浊。已知温度每升高10℃,化学反应速度增大到原来的3倍,那么40℃时,同样的反应要同样看到浑浊,需要的时间是
A.
40s
B.
15s
C.
30s
D.
20s
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