I am a student.(改为一般疑问句)
__________ __________ a student?Those are oranges 改为单数句子)
__________ __________ orange。It is a bus.(变为复数句子)
__________ are __________.My sister is eleven.(对画线部分提问)
__________ __________is your sister?They are English.(同义句转换)
They are__________ __________.