题目内容：
A pause can make all the _______ in the world between an effective speech and an ineffective one in the hands of a master.A.difference
B.effect
C.impression
D.contribution
参考答案：
选择题：A pause can make all the _______ in the world betw
- 题目分类：河南大学-大学英语（一）
- 题目类型：选择题
- 查看权限：VIP
A.difference
B.effect
C.impression
D.contribution