. It was the fact his father was ill in hospital worried him and kept him awake for a whol

问题补充：

. It was the fact his father was ill in hospital worried him and kept him awake for a whole night .

A. which ; that

B. which ; which

C. that ; which

D. that ; that

答案：

A. which ; that

B. which ; which

C. that ; which

(答案→)D. that ; that

解析：考查同位语从句和强调句型。第一空是同位语从句，that后的从句解释前面的名词the fact，第二空，用that是强调句型的标志，所以选D。