【判断题】互惠性与社交性是亲社会行为的两个最主要特征。
【单选题】I left the book ______ where he had found it.
【单选题】关于ADSL与Cable Modem的特性,下列叙述何者错误?()
A.
ADSL为非对称带宽传输,Cable Modem为对称带宽传输
B.
ADSL使用电话线,Cable Modem使用有线电视线
C.
ADSL的带宽为独享式,Cable Modem的带宽为共享式
D.
ADSL与Cable Modem都可做双向的传输
【单选题】下列关于使用磁盘碎片整理工具整理文件碎片的叙述正确的是。
【单选题】以下是 ftell() 函数应用示例,请在下列各项中,选择程序的正确执行结果。
A.
position=1 position=13
C.
position=0 position=12
D.
position=1 position=12
【简答题】Listen to the conversations and write down answers to the following questions. 1. He wants to know . 2. He found out as well as where he could buy it. 3. She suggests that the man for his cousin.