Question

(09湖南卷)21. Every evening after dinner, if not        from work, I will spend some time walking my dog.                           

A. being tired B. tiring        C. tired   D. to be tired

Answer 1

C

解析:

考查省略句式。在if引导的条件状语从句中，从句中还原应为if am not tired from work，根据省略的原则，所以答案选C。