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安全生产和文明施工管理考评,满分30分。考评的主要内容是施工现场安全管理,外脚手架,基坑支护及模板工程,“三宝、四口、五临边”的使用或防护,施工用电,井架、塔吊或外用电梯,文明施工,文明工地创建等。()

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_______ many times, he finally understood the problem.

A. Told
B. Telling
C. Having told
D. Having been told

Tom was about to close the windows _______ his attention was caught by a bird

A. when
B. suddenly
C. and
D. till

原施工蓝图的封面、图纸目录也要加盖竣工图章,作为竣工图归档,并置于备专业图纸之前。但重新绘制的竣工图的封面、图纸目录,可不绘制竣工图签。()

- Between the two possible plans, I ‘m bound _____the second one

A. favouring
B. to favour
C. for favouring
D. to favouring

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