his efforts were____by success.a.awarded b.enjoyed c.rewarded d.received

his efforts didn't work.为什么用work? His efforts bring about results中的about代表什么意思 All his efforts were a little avail ,All his efforts were of little avail.哪一句正确?请指教. 英语翻译Tom put his heart into his scientific work ,and finally ,his efforts earned him a great success and fame . His efforts to improve the sales of this product have been very(help)_为什么 the teacher take great ——to make his lessons easy 为什么填steps 而不是efforts his efforts were____by success.a.awarded b.enjoyed c.rewarded d.received nothing has resulted from his efforts这句话为什么翻译成“他的努力终成泡影”? Efforts to efforts是什么意思 growing efforts He devoted all his efforts __ children.A.to educating B.educate C.education D.to educational 这句英语 all his efforts to escape where to no avail.Suddenly he was trapped by monsters and all his efforts to escape where to no avail.后面这句all his efforts to escape where to no avail.朋友说是native english?我不得其解呀 ^^ we must redouble our efforts! efforts!.是什么意思? So engrossed in his efforts would Gaugin become that he barely noticed the passing of time.我想知道这句话翻译成汉语, 英语翻译In spite of all my efforts not to appear too nervous,I could nothelp moving my eyes to and fro in response to his harsh words. 英语翻译The environmental activist intends to step up efforts in raising awareness about the threat of global warming ,a cause close to his heart. 英语翻译We are sparing no efforts to create a more peaceful and more advanced world,a place where everyone enjoys his life and freedom.