单词：method time measurement (mtm)
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This is Scientific American's 60-Second Science. I'm John Matson. Got a minute? In a laboratory vault outside Paris is a small cylinder of platinumiridium alloy that serves as the standard for all mass measurements worldwide. By an 1889 international
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作文题目： About Online course 参考范文： Online course, as a new teaching method based on computer and Internet,allows teachers to give classes from a distance away.It is becoming more than popular in colleges and universities,and acts as
四六级写作指导
Shall we take a vote? 我们是否要投票决定？ Shall we take a vote? 我们是否要投票决定？ It seems to be the best method. 这似乎是最好的办法了。 It's time we get back to business. 我们该回到正题上了。 It's time we
玩转商务英语900句
A man of the state of Zheng wanted to buy a pair of shoes．He measured his feet and put the measurement on a chair．When he set out for the market he forgot to bring it along．It was after he had found the pair he wanted that this occurred to him．
趣味英语
DEVELOPMENT REPORT - Need to Dig a Well? Start HereBy Gary Garriott Broadcast: Monday, May 15, 2006 This is Shep O'Neal with the VOA Special English Development Report. There are several low-cost ways
2006年慢速英语（五）月