一、词语的深层用法：.注意when作并列连词表“就在这时”之意的句型：was/were going/about to do sth + when从句（一般过去时）准备/正准备做某事，这时。was/were on the point of doing sth + when从句（一般过去时）正准备做某事，这时。had just done sth + when从句（一般过去时）刚刚做完某事，正在这时。was/were doing sth + when从句（一般过去时）正在做某事，这时。was/were +表状态的介词短语 + when从句（一般过去时）正在做某事，这时。I was wandering in the street when suddenly a dog bit me.I was going to go out when a man came to visit me.=I was about to go out when a man came to visit me.=I was on the point of goin
