these,helpful,are,dogs怎么连词成句

these,helpful,are,dogs怎么连词成句 These firemen are very helpful.(改为单数句子） my neighbours are (kind and helpful) 对(kind and helpful)提问是用what are .like what do ...like you are helpful是什么意思 Are you able to do these? Are you helpful at home?You are helpful. are you helpful at home you,at,are,helpful,home,(.) 请问you are so helpful. you are helpful上一句填什么 You are helpful.的意思. 英语翻译Many people find that it's helpful to make a study plan.First you should make a list of the things you need to study.If you're not sure what these are,it will help if you do a practice test and give it to a teacher to mark.From this you w These exercises are difficult to do.F_____students can answer them What ( ) these words mean?A.do B.does C.are 改错：Do you think these books are made from paper Do you know _____books these are填连接词 Do you know how much these cakes are? These books are all a___history.Do you like them?