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问题 单项选择题

下列建设单位向施工单位作出的意思表示中，为法律、行政法规所禁止的是( )。

A．明示报名参加投标的各施工单位以低价竞标

B．明示施工单位在施工中应优化工期

C．暗示施工单位不采用《建设工程施工合同(示范文本)》签订合同

D．暗示施工单位在非承重结构部位使用不合格的水泥

答案

参考答案：D

单项选择题

在下面的运算符中，不是算术运算符的是( )。

A．++

B．==

C．%

D．+
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单项选择题

The first time I remember noticing the crossing guard was when he waved to me as I drove my son to school. He (31) me with a puzzle-all because he waved to me like someone does on seeing a close friend. A big, (32) smile accompanied his wave. For the next few days I tried tO study his face to see if I knew him. I didn’t. Perhaps he had (33) me for someone else. By the time I contented myself with the conclusion that he and I were strangers, we were greeting each other warmly every morning like old friends.

Then one day the (34) was solved. As I approached the school he was standing in the middle of the road (35) his stop sign. I was in live behind four cars. Once the kids had reached the safety of the sidewalk, he lowered his sign and let the cars (36) . To the first he waved and smiled in just the same way he had done to me over the last few days. The kids already had the window down and were happily waving their reply. The second car got the same (37) from the crossing guard, and the driver, a stiff-looking businessman, gave a brief, almost awkward wave back. Each following car of kids on their way to school (38) more heartily.

Every morning I continued to watch the man with interest. So far I haven’t seen anyone (39) to wave back. I find it interesting that one person can make such a difference to so many people’s lives by doing one simple thing like waving and smiling warmly. His (40) armed the start of my day. With a friendly wave and smiling fade he had changed the feelings of the whole neighbourhood.

35（）。

A. drawing back

B. putting on

C. handing in

D. holding out
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