I looked under bed and found book I lost last week. A. the; a B. the: the C. 不填；theD. th

问题补充：

I looked under bed and found book I lost last week.

A. the; a

B. the: the

C. 不填；the

D. the; 不填

答案：

A. the; a

(答案→)B. the: the

C. 不填；the

D. the; 不填

解析：句意:我找了创下，找到了我上周丢的那本书。这里找的床下，也应是特指的床，上周丢的书当然也需特指，故选B。