When Lily came home at 5 p.m. yesterday, her mother ______ dinner in the kitchen.(本题1.0分)
A.cooked
B.was cooking
C.cooks
D.has cooked
出自:信阳师范学院大学英语3

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块