Only by work ing hard can you a_ a good knowledge of English补全单词

Only by work ing hard can you a_ a good knowledge of English补全单词 only by working hard only by hard workingonly by working hard only by hardworkingonly by hard work到底哪个是对的~? there is nobody by that name working here.work为什么要加ing形式 work +ing的含义? Only by hard work can you( )the goalA,achieve B.receive C.make D.take at work为什么work不要加ing? ONLY WE HARD WORK by appointment only. 补全对话,每空一词.a:What is that It looks strange.b:It's ____ old machine.a:What was it used for?b:It was used by people for ___ water ___ a river or a lake.a:How ____ it work?b:Usually two people stood ____ it.They pushed the pedals down har 英语翻译Only when you holp a belier for the future you will har ships a SelbacKs bead in toWangSong 倒装句,在线等. ______ likely to finish the work ahead of time.A. Only by trying hard you are B. Only by trying hard are youC. Only you are by trying hard D. By only trying hard you are谢谢各位大神! Only Believe in you Only Stand by like hard work.work为什么不加ing. mabe by yeshi only for drop by是什么意思 work by是什么意思? 英语翻译翻译：You can not get there by bus ,only by hard work and risk and by not quite knowing what you are doing.What you'll discover will be wonderful.What you'll discover will be yourself. by 之后为什么用动词-ing形式 by making 为什么加ing形式