These are our desks and chairs.变为单数准确答案应该是This is my desk,and this is chair.但老师说This is my desk and chair.也对.This是近指指示代词的单数,能同时指这两样东西吗?

These are desks 对desks提问. 英语翻译可不可以是are these their desks? are these desks?单复数形式 these new desks are owrs改为疑问句 用适当形式填空 1.Are these your desks?No,they aren it.The are _（our）2.This is_（we）school.We love_（it）. 把These are some desks.改成一般疑问句 These are dirty desks. Let's clean they.改错 These kinds of chairs and desks are made_____bamboo_____Guangxi These are dirty desks.Let's clean they(改错） These desks are made_____ wood _____ my grandmother these are( ) desks （they)在括号里填入适当形式 改错：These two desks are Lucy andLily`s. Desks and chairs in our classroom are newer than _______in theirs.A.ones B.those C.that D.these为什么选B 求说明 there are twenty desks in our classroom.对twenty提问 our bags are on the desks改为单数句 There are many desks in our ciassroom 改为同义句 There are 23 desks in our class.There are 25 desks in your class.(合并）there are __ __ desks in our class than in your class. These are desks 什么 desks are new A the B an C that D this 选什么