将下列句子进行单复数互换 These are pens Is this an orange What's that in English
问题描述:
将下列句子进行单复数互换 These are pens Is this an orange What's that in English
Those are apples Are these desks
答
This is a pen
Are these oranges?
what are those in English?
That is an apple
Is this a desk?