Question

My mother is ill. She stays in ________ bed all ________ day.

1. A.
   a; a
2. B.
   a; the
3. C.
   the; a
4. D.
   /; /

Answer 1

D
主要考查学生是否掌握一些惯用短语：day and night日日夜夜，all day整日，go to school去上学，go to bed去睡觉，stay in bed卧床，at work在工作，by bus乘公共汽车，on foot步行等这类短语的特点是名词前不用冠词。故选D。