是Are they cars还是Are these cars?

是Are they cars还是Are these cars? Are they American cars? These cars are the ----(play) What colour are these cars? Look!They are ______their cars. these are Japanese cars .对划线部分提问 划线部分是 Japanese cars Are these cars or buses?回答 W c are these cars?G . These cars are built by b_________. These cars are made()the workers () shanghai These are American cars 改成单数 Are these toy cars 做肯定回答