【題目】Evidence has been found through years of study______children’s early sleeping problems are likely to continue when they grow up.

A. why B. how C. whether D. that

【答案】D

【解析】試題考查同位語從句:句意:通過多年的研究已經(jīng)發(fā)現(xiàn)了證據(jù),孩子們早期的睡眠問題可能隨著長大會繼續(xù)。通過分析句子結構,可知這個句子中包含一個同位語從句,說明evidence的內容,用that連接同位語從句,that在同位語從句中不作任何成分,且沒有實際意義,選D。

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