英语高手请进：关于when和if He is going to japan next week.__________ he is there,he will visit a friend of his.(填if/when)We can eat at home or,_____ you prefer,we can go to a chinese restaurant.(填if/when)when,if但我看不出区别来

英语高手请进：关于when和if He is going to japan next week.__________ he is there,he will visit a friend of his.(填if/when)We can eat at home or,_____ you prefer,we can go to a chinese restaurant.(填if/when)when,if但我看不出区别来 英语高手请进 He is being interviewed 和 He is interviewed . 这两句有什么区别,最好分析的详细点 关于虚拟语气,英语高手请进求解释下面两句话的区别前提：不论是过去还是未来,说话人不知道他是否赶上bus1）If he get on the bus 30 minutes later, he will arrive the station in a hour.2）If he got on the bus 30 very soon 和very quick的区别 英语高手请进 天下第一难题!英语高手请进! 英语高手请进 有无语法错误 为什么as you can see that ,he is a good boy . 英语题啊!高手请进1. He often looks after his younger brother when his parents are out. (改同义句)_______________________________________________________________________2. Tom is such a naughty boy that his parents always get angry. (改 关于英语的问题,高手们请进.for的意思是什么? I am checking if Mr.Smith___ free tomorrow.A.is B.will be 为什么选A 英语高手请进 广告英语高手请进,Print Production是什么意思? 这首歌的英文翻译,英语高手请进 listen 的动名词是什吗英语高手请进 IT英语高手请进,“destination computer 英语口语高手请进!美国英语和英国英语发音的区别? 英语高手请进,关于把句子改成否定句和疑问句（在线等,急）将下列句子变成否定句和疑问句（要按所给的格式写）1.He goes to school by bike every day.否定句：疑问句：2.They will go shopping next week. 英语高手请进,关于句子成分.he relished the thought of seeing her with her new dress on.这句话中句尾部的on 我看不懂,能说明一下吗? 最好说个例子. 倒装高手请进Only when he had done it___that he had made a mistake.a.he had realizedb.had he realizedc.did he realized.he did realize选择哪个?为什么?我水平太差请说详细一下,谢谢! 英语高手请进,一道难题either.or 与 neither.nor的用法和区别.