注意：此页面搜索的是所有试题
题目内容
（佳木斯大学语言治疗学）
Ithe first paragraph, the author suggested ________.
·paying a visit to some customers
· finding out sources of information
· advertising your products or services
·carrying out various market researches
·paying a visit to some customers
· finding out sources of information
· advertising your products or services
·carrying out various market researches
参考答案
