the problem was how to fin**h the work on time.或the problem was how we were able to fin**h the work on time.*****************************************************************************祝天天开心,学习进步!本题不...
we were h**ing supper when the phone rang。我们正在吃饭时电话响了。we had supper when the phone was ringing?电话正在响时我们吃饭了。明显不对,而且电话不是一直都在响,无连续性。吃饭时一直在吃,有连续性。是吃饭的时候响电话。