【单选题】对男子一般称“先生”,对女子称“夫人”、“小姐”、“女士”,这种称呼是( )。
【简答题】Work in pairs. Role play. Marketing Manager: turn to page 151; Overseas agent: turn to page 150. While doing the role play, practise some of the expressions you can use for dealing with breakdowns in ...
【单选题】精量播种机滑刀式开沟器常见的缺陷主要是( )。