The experiment to be .A．turned out; greatly success B．turned out; a great succes
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The experiment __ to be .
| A．turned out; greatly success | B．turned out; a great success |
| C．turned out; greatly successful | D．turned up; great success |
试题答案
B
解析考查固定短语和名词的数。句意“那次实验结果证明是一个很大的成功。”turn out to be/as...“结果证明是......”；success是不可数名词，当指“成功的人或事”时，是可数名词。故选B。