It suddenly occurred to him _____ he had left his keys in the office.A．whether B
题型：不详难度：来源：
It suddenly occurred to him _____ he had left his keys in the office.| A．whether | B．where | C．which | D．that |
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答案
| D |
解析
试题分析：考查固定结构。固定结构it occur to sb that…某人突然想去某事；it是形式主语，真正的主语是that引导的主语从句。That没有任何意思只是在句中起引导作用。句意：他突然想起他把钥匙忘记在办公室里了。故D正确。
点评：。固定结构it occur to sb that…某人突然想去某事；it是形式主语，真正的主语是that引导的主语从句。That没有任何意思只是在句中起引导作用。 |
举一反三
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