___ are these? 空格内只填一个单词.

___ are these? 空格内只填一个单词. Are these pens ___? These caps are ___? Are these your ___(watch)? 英语These books are very ___(cheap). Whose postcards are these?=Whose ___ ___ ___?=Who___ these postcards____ ____? why ___ you ___so bad~空格可不可以填are ,looking? 这些鞋子的价格非常合理 These shoes are ___ ___ ___ ___ . These pants are yellow.改为一般疑问句___ ___ ___ ___? These are Gina's friends①___ ___ Gina's friends?②These ___ ___ Gina's friends these shoes are (the twins') 对括号内提问.___ ___ these shoes? these are my parent and these ___ my ___横线填什么？ 提问：whose brushes are these?回答：_______ brushes are Mary's.空格处填Those还是These?为什么? These ___(problem) are difficult to be solved(解决). These are___(we) pencils,and those are ___(they) pencils. 合适的词填空these ___(one) are different. 这些计算机还未上市.These computers are not yet ___ ___ ___. These books are very expensive.改为感叹句 ____ ___ ___ they are!