Our classroom is cleaned (every day).括号提问 _____ ______ is the classroom clesned?

问题描述:

Our classroom is cleaned (every day).括号提问 _____ ______ is the classroom clesned?

How often

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How often

How often

【希望帮助到你,若有疑问,可以追问~~~
祝你学习进步,更上一层楼!(*^__^*)】