The plan to use existing resources was considered the __________ solution.
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举一反三
- The SPSE essay discusses a situation and a problem and then proposes a solution and a(an) ___________ of the solution.
- Transporting the trash to the rural areas is considered as______. A: an effective solution B: a costly solution C: a dangerous solution D: a feasible solution
- Let A be a [img=41x19]1803c4e38325ee9.png[/img] matrix, then ________. A: If Ax=0 has only trivial solution, then Ax=b must have a unique solution. B: If Ax=0 has a nontrivial solution, then Ax=b must have infinitely many solutions. C: If Ax=b has a unique solution, then Ax=0 must have a unique solution. D: If Ax=0 has a nontrivial solution, then [img=55x23]1803c4e38c0c9df.png[/img] must have a nontrivial solution.
- Things from Earth that people use are ___________. A: animal resources B: human resources C: natural resources
- 3. A clear goal and a detailed plan helps you ______. A: make better use of time B: engage in more activities C: obtain more resources D: develop better common sense
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问题：We need to _______ our use of the existing technology.
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Many of the methods are ______ ( new and creative). A: resources B: productive C: innovative D: solution
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the use of natural resources that is not likely todamage the environment
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Which of the following is the first step in the implementation<br/>phase of a computer program's life cycle?() A: Translate the general solution into code. B: Write a general solution for the problem. C: Test the general solution. D: Analyze the problem. E: Test the solution on a computer.
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More natural resources should be made use of _________ the _________ need of energy.