[he put up some signs_(ask)someone for help]有助于回答者给出准确的答案为什么用动名词呢?还有是He,

he put up some signs____(ask)for help he put up some signs asking for bikes.可以是he put up some signs to ask He also put up some signs asking for old bikes解释 sign up ,sign sign up He walked to the sign and _____ it up and went into the office with it.A.picked B.geve C.looked D.put The little boy ( )some English when he was playing with a kid from the US.要选哪个?A.put up B.picked up C.made up. ·[he put up some signs_(ask)someone for help]有助于回答者给出准确的答案为什么? He also put up some signs asking for old bikes.为什么用asking ,用to ask 可 英语翻译A boy gets a new best friend内容,第一段：A farmer's dog,Dolly.had puppies,and the farmer needed to sell them.he painted a sign and put it in his yard.as he was putting up the sign,a little boy walked up to his fence.第二段：sir I_(put) up the sign in a minute .应填什么 he had not___(put,down,put away,put off,put up )his books [he put up some signs_(ask)someone for help]有助于回答者给出准确的答案为什么用动名词呢?还有是He, put some's back up 是啥意思? They decided put up some signs 错在哪里? sign up 什么意思 sign up 是什么意思啊? sign up 什么意思