Question

My father was watching TV ______ my mother was cooking.
A. while    B. until    C. when

Answer 1

A

試題分析：句意：我爸爸正在看電視我媽媽正在做飯。My father was watching TV與my mother was cooking.
是兩個并列的同時發(fā)生的動作，故選擇A。