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【单选题】
对遇局面适用于:A.
互见中的船舶
B.
任何能见度
C.
互见中的两机动船
D.
任何能见度两机动船
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反馈参考答案：
举一反三
【简答题】水准测量时,由于尺竖立不直,尺子前倾时该读数值比正确读数 __________ ,尺子后仰时该读数值比正确读数 __________ 。
【单选题】One of the most current attempts in medicine using animal studies is _____.
A.
to find preventive medicine for some infectious diseases through vaccination
B.
to do coronary-artery bypass experiments on animals
C.
to perform organ transplantation on animals
D.
to develop techniques to replace defective genes in humans
【单选题】Directions: Choose the right one from the four choices marked A, B, C or D. Some animal studies suggest that ascorbic acid may _____ lead and decrease the risk of the toxic effects of lead.
A.
chelate
B.
accelerate
C.
exacerbate
D.
relate
【单选题】Some animal studies suggest that ascorbic acid may _____ lead and decrease the risk of the toxic effects of lead.
A.
chelate
B.
accelerate
C.
exacerbate
D.
relate
【单选题】某台水准仪经检验i角为38″，当尺子距仪器为80m时，i角对尺子读数的影响为 ( )。
A.
10.7mm；
B.
14.7mm；
C.
18.7mm；
D.
22.7mm。
【单选题】水准测量时,前后尺子的读数顺序是 ?
A.
先读后视点读数，然后读前视点读数，用前视读书减去后视读书即为高差。
B.
先读前视点读数，然后读取后视读数，用前视读数减去后视读数即为高差。
C.
先读后视读数，然后读取前视读数，用后视读数减去前视读数即为高差。
D.
先读前视读数，然后读取后视读数，用后视读数减去前视读数即为高差。
【单选题】One of the most current atttempts in mdicine using animal studies is _______.
A.
to find preventive medicine for some infectious diseases through vaccination
B.
to do coronary-artery bypass experiments on animals
C.
to perform organ transplantation on animals
D.
to develop techniques to replace defective genes in humans
【简答题】看看这个老师是如何培养孩子的荣誉感的呢，值得借鉴
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