全国银行间债券市场回购交易中的质押登记是指中央结算公司按照双方通过中央债券簿记系统发送匹配的回购结算指令,在融券方债券托管账户将回购成交合同指定的债券冻结的行为。()
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The ______ in e-mail messages has affected almost every computer around the world and has
A. illness
B. virus
C. weakness
D. attachment
A.$130.B.$300.C.$230.D.$30.
A. $130.
B. $300.
C. $230.
D. $30.
道路建筑用石料按饱水抗压强度和磨耗率两项力学指标划分为4个等级,从1级到 4级,表示强度从弱逐渐到强。()
A. 正确
B. 错误
听力原文:W: Mr. Johnson, have you heard the morning news report? Mill has resigned his post as Prime Minister.
M: I didn't turn on the radio this morning, but I did see the headlines. If you remember, he threatened to leave the office at the last cabinet meeting.
Q: How did the man get the news?
(3)
A. He read the cabinet report.
B. He read the newspaper.
C. He listened to a radio report.
D. His secretary telephoned him.