We should look at the problem of online ride-hailing services (网约车) from both sides. This is a strong position from the author.
A.正确
B.错误
正确答案:错误
We should look at the problem of online ride-hailing services (网约车) from both sides. This is a strong position from the author.
A.正确
B.错误
正确答案:错误