how many windows are there in her roomdoes our school have twenty classrooms? 你原句少打个s在classroom后面there are three books and a pencil case on the desk...
:__How_____many__ windows__are____ __there____in her room第二个问题:our school has twenty classroom.变为一般疑问句Has your school twenty classroom?第三个问题:on\are\and\three\books\there\a\...