用适当形式填空：half an hour(pas)since the train(leave)

来源：学生作业帮编辑：百度作业网作业帮分类：综合作业时间：2024/06/05 12:34:05

用适当形式填空：half an hour____(pas)since the train____(leave)
最好解释清楚原因

has passed
left
再问：为什么不用had呢？非得用现在完成时而不是用过去完成时
再答：过去完成时是指动作发生在过去的过去你觉得时间过去半个小时是从车离开之前算的么当然不是是在车离开之后算所以、、、、、
再问：再问一道：they did a really good job because they finished____(much) work with___(little) money
再答： more less 花更少的钱做更多的工作
再问：为什么不用最高级，用the most 和 the least 行吗？用最少的钱，做最多的事
再答：因为没有最好只有更好你这边没有明显的词语提示你说是最多的事最少的钱所以不可以轻易用最高级

用适当形式填空：half an hour____(pas)since the train____(leave) 英语用所给单词的适当形式填空.The meeting ------- （begin) in half an hour. half an hour ___(pass) since the train __(leave) Half an hour ____(pass) since the train __(leave). They spent half an hour (pack)their bags 用适当形式填空过去完成时（用所给词的适当形式填空）1.I____ (not see) him since he ____ (leave) sch 适当形式填空Mother cut the apple into ___(half). 动词适当形式填空 It's three years since he ______.(leave) The train ( )just ( )[leave]have(适当形式填空) half of the books_____(hand) out yesterday.用所给词的适当形式填空用括号内动词适当形式填空：He ___ (keep) the book since two days ago. 用括号内所给单词的适当形式填空 1. It usually takes me half an hour ________