someone is walking ahead of you keeps the door open for you是什么意思

there is someone walking behind you? when someone ___ahead of you opens the door for you.A walks B walking C is walking 选哪个为什么谢 someone is walking ahead of you keeps the door open for you是什么意思 a rest is for walking more long hit,when,walking,someone,I,a,tree,was(连词成句）速度一点,谢谢了 If ________ the answers,please put up your hands.A someone knows B.anyone knows 求详解He is the first people _____ on the moonA.to walk B.walk C.walking 求详解 （答案选A） You should say Thank youwhen someone passes you the salt on the table,when someone walking beforeyou keep the door open for you,when someone says you have done your work well,you have bought a nice thing,or your city is very beautiful.（1~2）1. What did you see when you___to the park?A.will walk B.is walking C.are walking D.were walking _____ on a clear day,far from the city crowds,the mountains give him a senA：If walking B：Walking C：While walking D：When one is walking A FRIEND IS SOMEONE WHO LIKE someone who is in a 急 Walking with a friend in the dark is better than walking alone inthe light .英语 mr.jones,with his family __over the bridge.A are walking B is walking 选择哪一个? My friend always ______ to school.A.walk B.walks C.walking D.is walking ----on the moon is very exciting.A.Walking B.Walk C.Walked D.For walking A reactionary is a somnabulist walking backward.中文 What does poor as a church mousemean?A.Someone is very poor.B.Someone is very rich.C.Someone is very hungry.D.Someone is very angry. 英语翻译Walking is ------ ------- ------- ------- ------- for a person to stay healthy