单词：random trial-and-error test
单词：random trial-and-error test 相关文章
JEFFREY BROWN: And finally tonight, putting a price on the value of good teachers. A large and new study addresses just that. Ray Suarez has the story. RAY SUAREZ: The debate over testing in schools, and whether students' scores adequately reflect a
PBS访谈教育系列
Cambridge 7 TEST 4 1. large numbers of=tens of thousands of=many 大量的2. large=massive=huge=enormous=vast 巨大的 adj. 3. resemble=look like=alike=much the same=akin to 相像 v. 4. foe=enemy=adversary=hostile 敌人 n. 5. more than=exceed=over
雅思英语
By Phil Mercer Sydney 02 October 2007 Australian refugee groups have criticized tests that require people to answer questions about the nation's history and culture to qualify to become a citizen. Critics believe the new measures will discriminate ag
2007年VOA常速英语（十月）
Now I've been sort of banging on about this for the last couple of months, 在过去的几个月里，我反复在讨论这个问题， and people sometimes say to me, Well Tim, it's kind of obvious. Obviously trial and error is very important. 有时有
TED演讲教育篇
Smartphones have plenty of added functions and applications for savvy users to explore. But how well do you make use of your smart phone? Recently many people have been taking part in an online test designed to test their smartphone proficiency, and
世界各地新闻集锦
Mr Thaler, an American born in New Jersey in 1945, spent most of his early career at Cornell University before moving to the University of Chicago in 1995. 赛勒，这位1945年出生在新泽西州的美国人，在1995年转投芝加哥大学之前，
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