What is the author's atitude toward deep sea mining?
A. Objective.
B. Pessimistic.
C. Suspicious.
D. Indifferent.
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What does the author mean by saying "blunt the sharp edge of enthusiasm” (Para. 4) ?
A. Put a stop to the deep sea mining projects.
B. Solve the conflicts among deep sea miners.
Cool down the craze of deep sea exploitation.
D. Recognize the enthusiasm towards the ocean.
What has Nautilus Minerals done with deep sea mining?
A. It has made great investment in the mining machines.
B. It has initiated the scientific exploration of the deep sea.
C. It has made critical contributions to the deep sea assessment.
D. It has put some energy into analyzing the deep sea ecosystem.
What do we learn about deep sea mining?
A. Deep sea mining has generated great benefits to our life.
B. Deep sea mining has posed a serious threat to ocean systems.
Cost-effective technology for deep sea mining has been developed.
D. A perfect penalty system for deep sea mining has been established.
试指出下列源操作数字段的寻址方式是什么?(1) MOV AX, 0ABH (______________________ )(2) MOV AX, BX(______________________ )(3) MOV AX, [100H] (______________________ )(4) MOV AX, VAL (______________________ )(5) MOV AX, [BX](______________________ )(6) MOV AX, ES:[BX] (______________________ )(7) MOV AX, [BP] (______________________ )(8) MOV AX, [SI] (______________________ )(9) MOV AX, [BX+10] (______________________ )(10) MOV AX, VAL[BX] (______________________ )(11) MOV AX, [BX][SI] (______________________ )(12) MOV AX, VAL[BX][SI] (______________________ )