you are helpful是什么意思

you are helpful是什么意思 Are you helpful at home是什么意思 Are you helpful at home?You are helpful. You are helpful.的意思. you are helpful上一句填什么 you,at,are,helpful,home,(.) helpful you home are at 请问you are so helpful. are you helpful at home Because teacher are very helpful是什么意思? are you helpful at houm lucy Are you helpful at home ? 回答