He did everything he could （ ） away from it这是一篇完形天空里的句子.答案选项有：A to keepB keep C to stopD stop 我选的是B,我认为是could do sth,并且keep away from sth是远离某物的意思吧?应该不选to do结构

He did everything he could sale the old man. He did everything he could to avoid it. Everything he said and did was to excess. he did everything he could do to ___his educationApay Bpay for Cspend for Dcost He'll understand one day that he did everything for him..I believe there wil did he------------?yes,he---------------- mr wu did almost everything he can（ to help him） 括号内提问 English:一道难题,Bill did everything he could ______(help) me. He'll understand one day that he did everything for him..I believe there will be such a day.. He's a b_____boy.he knows everything. He did everything he could to help the old man.=He helped the old man —— —— —— —｛4个空｝ What did he say? What music did he he just did it how did he go Yes,he did he did not _____anything He told as if he knew everything.还是He told as if he had known everything.