_______ the calculation is right, scientists can never be sure that they have in
题型：不详难度：来源：
_______ the calculation is right, scientists can never be sure that they have included all variables and modeled them accurately. | A．Even if | B． As far as | C．If only | D． So long as |
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答案
| A |
解析
| 根据句意填A。句意为：即使这个计算是正确的，科学家们也永远不能确定他们已经包括了所有的变数情况以及精确地对其进行了模拟。 |
举一反三
Our society insists on regular habits, timekeeping and punctuality, and whether we like it or not, ______ we mean to make our way in society, we have to comply ( to act in accordance with a demand, rule, etc.) its demands.| A．whether | B．after | C．if | D．until |
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The reason _______ he gave for being late was ________ he overslept this morning．| A．why; that | B．why; because | | C．which; that | D．which; because |
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________ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.| A．While | B．As | C．Because | D．If |
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