皮皮学，免费搜题
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【单选题】
ISP的含义是( )。A.
国际服务机构
B.
Internet服务提供商
C.
电子邮局
D.
域名服务机构
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Over thirty coal miners were reported _________ in that shocking accident.
A.
to be killed
B.
to have been killed
C.
having been killed
D.
being killed
【简答题】The speaker urged the coal-miners to ____________________(维护自己的权利), no matter how difficult it would be.
【单选题】When the earthquake, a destructive natural disaster, happened, ninety-nine coal miners were trapped in the coal mine _____the ruins, waiting _____. [ ]
A.
in; to be rescued
B.
under; for being rescued
C.
in; to rescue
D.
under; to be rescued
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