--Are you sure to help me find bed for my new house?Of course but not now. Im heading

问题补充：

--Are you sure to help me find bed for my new house?

--Of course, but not now. Im heading, for bed and a good sleep.

A. a, a

B. a, 不填

C. the, a

D. a, the

答案：

A. a, a

(答案→)B. a, 不填

C. the, a

D. a, the

解析：前一空泛指一张床，所以用a；后一空head for bed为惯用法，意为“去睡觉”。