Evidence has been found through years of study______ children’s early sleeping p
题型：不详难度：来源：
Evidence has been found through years of study______ children’s early sleeping problem likely to continue when they grow up.| A．why | B．how | C．whether | D．that |
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答案
| D |
解析
试题分析：考查同位语从句：多年的研究已经发现了证据，孩子早期的睡眠问题可能在最大的时候会继续。通过分析句子结构，可知这个句子中包含一个同位语从句，且引导词在同位语从句中不作任何成分，且没有实际意义，故用that。选D。 |
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