![](https://csdnimg.cn/release/download_crawler_static/70136316/bg5.jpg)
A.listen; hearing
B.hear; listening
C.be listening; heard
D.be hearing; listened to
答案:B
难度:1
知识点:词汇与结构部分\大学英语 B\词法 B
11、The students were all entertained in a Mexican restaurant, at Professor
Brian's ______.
A.money
B.pay
C.expense
D.loss
答案:C
难度:1
知识点:词汇与结构部分\大学英语 B\词法 B
12、 Tom, what did you do with my documents? I have never seen such a _____
and disorder!
A.mass
B.mess
C.guess