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【单选题】
It is a real honor to have the opportunity of meeting the well-known scientist _______.A.
at hand
B.
in a rush
C.
by person
D.
in person
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【简答题】(ii) The sales director has suggested to Damian, that to encourage the salesmen to accept the new arrangement, the company should increase the value of the accessories of their own choice that can be ...
【简答题】The salesmen of that company succeeded _________ selling their new products.
【单选题】在3D打印过程中,所谓的支撑(Support)是指:
A.
驱动3D打印机的软件是否可识别3D模型文件的格式
B.
3D打印机的厂家客服帮助顾客解决打印机的使用问题
C.
需要在3D模型悬空部分的下方额外打印落地的结构，以免悬空结构垂落
D.
3D打印机底部需要足够水平，以避免打印时出现倾倒或晃动
【单选题】Everyone of the salesmen who are waiting______that his products will be the ones selected.
A.
hoped
B.
hope
C.
had hoped
D.
hopes
【单选题】The salesmen of that company succeeded _________ selling their new products.
A.
for
B.
with
C.
in
D.
to
【单选题】The salesmen of that company succeeded ____________ selling their new products.
A.
on
B.
in
C.
for
【多选题】下面关于帧中继地址映射的说法,正确的是______。 (多选)
A.
帧中继地址映射是把本端设备的DLCI 与对端设备的DLCI 关联起来。
B.
在承载IP 协议时,帧中继地址映射用来把下一跳IP 地址和本地DLCI 联系起来。
C.
帧中继地址映射可以手工配置。
D.
帧中继地址映射可以使用Inverse ARP 动态维护。
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