请根据选项回答(80)题：

请根据选项回答(80)题：A．available B．given C．required D．ready

分类：成人英语三级  题型：单选题
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根据以下内容回答题:Cotton，like silk，was discovered and made cloth by

根据以下内容回答题:Cotton，like silk，was discovered and made cloth by man before the histo

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They had this really low doorway and l__________hitting my

They had this really low doorway and l__________hitting my head on it． A．put on

分类：成人英语三级  题型：单选题
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As preparations were not completed in time，the Conference h

As preparations were not completed in time，the Conference had to be__________t

分类：成人英语三级  题型：单选题
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概要设计中要完成的事情是（　　）。

概要设计中要完成的事情是（　　）。 A．系统结构和数据结构的设计 B．系统结构和过程的设计 C．过程和接口的设计 D．数据结构和过程的设计

分类：成人英语三级  题型：单选题
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