Inthemarket,vegetablesaresoldby

问题详情：

In the market, vegetables are sold by ___ __ kilogram．I mean, by __ _ _ weight．

       A．the; 不填                                    B．不填; 不填        

       C．the; the                                        D．不填; the

【回答】

A

知识点：冠词

题型：选择题