Classroom need cleaning ___.用every day 还是everyday 为什么?

Classroom need cleaning ___.用every day 还是everyday 为什么? we must keep the classroom cleaning every day,改错 daily 等于 everyday 还是等于 every day everyday和every day every day与everyday everyday与every day our classroom（ )every day. so it is A cleans B is cleaning C The classroom needs every day?A.to clean B.cleans C.cleaning 用英语翻译：我们每天需要多少水果?添句子： ___ ___ do we need every day? everyday,every day,every-day的用法 Our classroom?every day The fiowers need---(water)every day.是water还是to water.为什么参考答案