help keep the environment clean意思

enviro help keep the environment clean意思 Friends of the Earth help keep the environment how to help keep the olimpic spirit英语作文 Friend of the Earth help keep the environment.为什么不加to?注意是help和keep之间. “Friends can help keep you safe and share“Friends can help keep you safe and share the fun. help keep thls help keep是什么意思 Friends of the Earth help keep the environment clean.“ keep the environment clean”提问马上要用,帮帮忙吧! Friends of the Earth help keep the environment clean.对“ keep the environment clean”提问如题 Friends of the Earth are the people who help to keep the e_______. Friend of the Earth help keep the environment.为什么不加to? let's help to pick up the litter and keep the park c_____ again. the teacher gave him some coaching to help him___ the classA to keep with B keep with C keep up with D kept up with 翻译Enviro-Tech Coating Systems They want to help the man keep his house safe.这句话中help 和keep不是两个谓语了吗? HELP KEEP THIS AREA CLEAN. E______can help one keep fit