题目内容

"Program assembly failures" (Para. 2) refers to the phenomenon that people

A. often fail to program their routines beforehand.
B. tend to make mistakes when they are in a hurry.
C. unconsciously change the sequence of doing things.
D. are likely to mess things up if they are too tired.

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【C15】

A. poor
B. important
C. prominent
D. successful

注册安全工程师执业资格注册有效期一般为()。

A. 2年
B. 1年
C. 3年
D. 4年

The Mayan calendar far more accurate than the European calendars of the time most probably

A. the Mayan numbers enabled the Mayan priests to study planets
B. the European countries had no interest in founding a calendar
C. the European calendars of the time probably were made by a guess work
D. the year was divided into 18 months of 20 days each with five days left over

提高军队的科学技术含量,加强以信息化为主要标志的军队质量建设,成为世界军事发展的趋势。 ()

A. 正确
B. 错误

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