Many people can hardly to buy a flat ,especially in big cities such as Beijing,Shanghai and Shenzhen.
A. permit
B. afford
C. expect
D. offer
网友回答
A. permit
(答案→)B. afford
C. expect
D. offer
解析：动词辨析。A允许；B买得起；C期待，指望；预测；D提供；句意：很多人都买不起房，尤其是在像北京，上海和深圳这样的大城市里。根据句意说明B正确。