Hey,John!It's late.Why are you still in b_____?You must get ready for school.

问题描述:

Hey,John!It's late.Why are you still in b_____?You must get ready for school.
根据字母提示完成对话.

in bed
in bed 在床上(睡觉).如:He is still in bed.他还在睡觉.