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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit3:Business jargon(2
Using jargon is often a way of saving time when you talking to people you work with.2015-12-23 编辑：Helen
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[Step by Step 3000 英语听力入门 第1册] Step by Step 3000 第1册 Unit1:Education is a Ke
life, American university, student body, undergraduate school, graduate school,2014-12-24 编辑：alice
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit3:Business jargon(2
Using jargon is often a way of saving time when you talking to people you work with.2015-12-23 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit4:Warming up(1)
The world's leading transplant surgeon, Dr.Christopher Bernard, has carried out one of the most difficult brain tissue transplants yet attempted.2016-01-05 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit4:Warming up(2)
Mir means peace in Russian.2015-12-25 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit4:Warming up(2)
Mir means peace in Russian.2015-12-25 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit4:News reports(1)
A team of European astronomers has announced the discovery of the smallest planet ever found outside our own solar system.2015-12-28 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit4:Warming up(2)
Mir means peace in Russian.2015-12-25 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit4:News reports(2)
Of all the US and Russian spacecrafts that have travelled to the Mars since the 1960s2015-12-29 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit4:Returning To the
Scientists in the UK have expressed enthusiasm for China's plans to explore the moon with robotic spacecraft and are keen to take part in the adventure.2015-12-30 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit4:Language Study an
The European Union has imposed further restrictions on the movement of livestock after a case of foot-and-mouth disease was confirmed in France.2015-12-31 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit4:Language Study an
Take Care, a large heath maintenance organization, lampoon the disembodied voices with their menu options.2016-01-04 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit5:Eating right for
In North Beach in San Francisco, where some pretty super food gets served every night.2016-01-07 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit5:Eating right for
Natalie Ledesma is a registered dietician at the U.C.S.F.2016-01-08 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit5:Eating right for
Salt is crucial to our health, but too much of it can put human at risk from high blood pressure, heart disease and stroke.2016-01-11 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit5:Medical Emergency
Maryland maybe a small state, but it's a major player in developing emergency medical services.2016-01-12 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit5:Medical Emergency
A man has shot himself.The nearest available shock trauma ambulance is 20 minutes away.2016-01-13 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit5:Keeping the count
It seems that politicians around the world are thinking about the health of their countries.2016-01-14 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit5:New Explorations
The world's leading transplant surgeon, Dr.Christopher Bernard, has carried out one of the most difficult brain tissue transplants yet attempted.2016-01-05 编辑：Helen
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[Step by Step 3000 英语听力入门 第3册] Step by Step 3000 第3册 Unit5:New Explorations
The world's leading transplant surgeon, Dr.Christopher Bernard, has carried out one of the most difficult brain tissue transplants yet attempted.2016-01-05 编辑：Helen
