My friend Mike was shaking his head in disbelief. "That young woman who just waited on me," he said, pointing to an employee of the fast food restaurant where we were eating, "had to call someone over to help her count the change. The cash register (出纳机) showed her I need 99 cents, but she couldn’t figure out how to count out the coins." I understood Mike’s concern. What we have done in this country, although unintentionally, is to create several generations of individuals most of whom have no idea how to reason, how to do simple math, how to do research, or finally how to be creative. The reason for this is our overuse of information technology: video games, television, digital watches, calculators, and computers. Information technology feeds us information without requiring us to think about it and let us perform operations without understanding them.
It is time for us to take a hard look at an educational system that only teaches our chi
A. electronics should have no place in classrooms
B. information technology helps us to do things we do not understand
C. all books benefit children more than anything else
D. information technology is now being overused
Jan Hendrik Schon’s success seemed too
good to be true, and it was. In only four years as a physicist at Bell
Laboratories, Schon, 32, had co-authored 90 scientific papers — one every 16
days, which astonished his colleagues, and made them suspicious. When one
co-worker noticed that the same table of data appeared in two separate papers —
which also happened to appear in the two most prestigious scientific journals in
the world, Science and Nature — the jig was up. In October 2002, a Bell Labs
investigation found that Schon had falsified and fabricated data. His career as
a scientist was finished. If it sounds a lot like the fall of Hwang Woo Suk — the South Korean researcher who fabricated his evidence about cloning human cells — it is. Scientific scandals, which are as old as science itself, tend to A. Key scientific journals are authoritative in evaluating scientific papers. B. Peer-review is the most effective method in evaluating and selecting scientific papers. C. Scientists are less likely to achieve career success without publications in top papers. D. Fabricating evidence in scientific researches can be discovered by evaluation strict enough. [多项选择]大体积混凝土为保证结构的整体性可采用()浇注方案。
A. 一次浇注 B. 分段分层 C. 全面分层 D. 斜面分层 [单项选择]眼轮匝肌的支配神经为()
A. 面神经 B. 动眼神经 C. 滑车神经 D. 外展神经 E. 三叉神经 [判断题]粉末尺寸越小,夹带越严重。( )
A.正确 B.错误 [单项选择]任何实验都具有实验者、()和实验对象3个基本因素。
A. 实验手段 B. 实验工具 C. 实验目的 D. 实验步骤 [单选题]两个以上企业合并设立一个新的企业,合并各方解散属于( )。
A.解散分立 B.存续分立 C.吸收合并 D.新设合并 [单选题]张某因上访得不到满意答复,纠集十几人在城市快速路上阻碍过往车辆,造成交通堵塞近20分钟。张某的行为构成( )。
A.聚众妨碍交通工具正常行驶 B.聚众扰乱交通秩序罪 C.聚众扰乱公共场所秩序 D.聚众扰乱公共场所秩序罪 [简答题]请对垄断竞争、寡头垄断和垄断三个不同市场结构的经济效率作一比较?(18分)
[判断题]《普规》规定:调度集中区段,车站应设集中联锁,区间应设自动闭塞或自动站间闭塞。
A.正确 B.错误 [单选题]导爆索药芯的主要成份是太安或黑索金,每米药量在12克以上。 ( )
A. 正确 B. 错误 [单选题]《高速铁路无砟轨道线路维修规则》规定,高速铁路过超高不应大于()mm。
A.45 B.50 C.70 D.90 [判断题]播种床土要求特别疏松通透,而对肥沃程度要求不高。
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