1. (2021高一下·莒县期中) 听材料，回答以下各题。

1. （1） What is the man's biggest problem working from home?

   A . He always gets up late. B . There is no manager to keep order. C . He has difficulty making himself work.
3. （2） What does the man spend more money on at home?

   A . Travelling. B . Food. C . Heating.
5. （3） What is the probable relationship between the speakers?

   A . Husband and wife. B . Former workmates. C . Boss and worker.