Level3 Unit1 Part1 Listening：An Unusual Day & Bus Schedule
Level3 Unit1 Part1 Vocabulary:Activities & Food/Spatial Relations
Level3 Unit1 Part1 Dialogue：Meeting at the Airport & Staying up Late
Level3 Unit1 Part2 Listening：Time Zones & Kim's Movie Star Dream
Level3 Unit1 Part2 Dialogue: Missing the Flight & A Going Away Party
Level3 Unit1 Part2 Vocabulary: Actions & Comparisons /Seasons & Weather
Level3 Unit1 Part3 Listening：Buying a New Car
Level3 Unit1 Part3 Vocabulary：Spatial Relations & Needs/Places of Business
Level3 Unit1 Part3 Dialogue：Ordering Food from Home & Are Selfies Good or Bad?
Level3 Unit1 Part4 Listening: Christina's Future Plans
Level3 Unit1 Part4 Vocabulary: Jobs & Weather / Things to Read
Level3 Unit1 Part4 Dialogue: Foot Injury & Discussing Eating Out
Level3 Unit2 Part1 Listening: States of Matter & Test Results
Level4 Unit1 Part1 Listening:Visiting a Friend
Level4 Unit1 Part1 Vocabulary:Pains and Sickness&Landforms
Level4 Unit1 Part1 Dialogue：Eating Out
Level4 Unit1 Part2 Listening: A Trip to Yosemite Park
Level4 Unit1 Part2 Vocabulary:Science&Geometry
Level4 Unit1 Part2 Dialogue: Dinner Coversation
Level4 Unit1 Part3 Listening - Harry’s Trips
Level4 Unit1 Part3 Vocabulary:Dental Problems&Internal Organs
Level4 Unit1 Part3 Dialogue:Police Traffic Stop
Level4 Unit1 Part4 Listening: QuickServie 2.0&The World's Population
Level4 Unit1 Part4 Vocabulary：Contemporary People&Personality Types
Level4 Unit1 Part4 Dialogue: Relationship Advice
Level4 Unit2 Part1 Listening: Extinction Events
Level4 Unit2 Part1 Vocabulary:Body Systems&Great Discoveries
Level4 Unit2 Part1 Dialogue: Smartphone Addiction&Rude Boss
Level4 Unit2 Part2 Listening: Point of View
Level4 Unit2 Part2 Vocabulary: Disasters & Religions
Level 4 Unit2 Part2 Dialogue :Missing Aircraft
Level4 Unit2 Part3 Listening：Alcatraz
Level4 Unit2 Part3 Vocabulary：Graphs & Charts & Legal Terms
Level4 Unit2 Part3 Dialogue: Currency Exchange
Level4 Unit2 Part4 Listening: Al Capone
Level4 Unit3 Part1 Vocabulary:Types of Government
Level4 Unit3 Part1 Dialogue: Quitting a Job
Level4 Unit3 Part2 Listening：Story of Lang Lang
Level4 Unit3 Part2 Vocabulary Business and Economics & Countries and Continents
Level4 Unit3 Part2 Dialogue: Election & Voting
Level4 Unit3 Part3 Listening：Honey Bee Pollination&Colony Collapse
Level4 Unit3 Part3 Vocabulary: Business and Economics&Career Building
Level4 Unit3 Part3 Dialogue: Landlord Trouble
Level4 Unit3 Part4 Listening: Dream Jobs&Jobs and Wages
Level4 Unit3 Part4 Vocabulary: Types of Wars&Biology Terms
Level4 Unit3 Part4 Dialogue: Hotel Complaint
Level5 Unit1 Part1 Listening: Jessica’s Class Reunion
Level5 Unit1 Part1 Vocabulary: Actionsand Change&Types of Information
Level5 Unit1 Part1 Dialogue: A Customer Complaint
Level5 Unit1 Part2 Listening: At Jessica’s Reunion Party
Level5 Unit1 Part2 Vocabulary：Language of Love & Reactions to News
Level5 Unit1 Part2 Dialogue：Office Gossip
Level5 Unit1 Part3 Listening：Emma's Best
Level5 Unit1 Part3 Vocabulary: Feeling and Attitudes & Types of Character
Level5 Unit1 Part3 Dialogue: Arranging an Appointment
Level5 Unit1 Part4 Listening: Mysteries of Nature
Level5 Unit1 Part4 Vocabulary: Social Relations & Science Vocabulary
Level5 Unit1 Part4 Dialogue： Handling Office Conflicts
Level5 Unit2 Part1 Listening: The Psychological of Love
Level5 Unit2 Part1 Vocabulary: Describing Situations & Interacting with Others
Level5 Unit2 Part1 Dialogue: The Teenage Years
Level5 Unit2 Part2 Listening： Light and Color & Color's Effect
Level5 Unit2 Part2 Vocabulary:Verbs for Business
Level5 Unit2 Part2 Dialogue: Thoughts in Love
Level5 Unit2 Part3 Listening:Introducing the Iceman&Death of the Iceman
Level5 Unit2 Part3 Dialogue: Quitting a Job
Level5 Unit2 Part4 Listening：World’s Oldest Murder
Level5 Unit2 Part4 Vocabulary: Interactions & Features of Information
Level5 Unit2 Part4 Dialogue: Improving Personal Image
Level5 Unit3 Part1 Listening: Seeking a Change & Preparing for an Interview
Level5 Unit3 Part1 Vocabulary：Attitudes & Analysis Words
Level5 Unit3 Part1 Dialogue：Getting into College
Level5 Unit3 Part2 Listening: The Circulatory System
Level5 Unit3 Part2 Vocabulary: Verbs About Information
Level5 Unit3 Part2 Dialogue：Appearance and Career
Level5 Unit3 Part3 Listening: Living Conditions
Level5 Unit3 Part3 Vocabulary: Describing Actions & Personal Traits
Level5 Unit3 Part3 Dialogue: Winning a Lottery
Level5 Unit3 Part4 listening： Electromagnetic Force&Magnetic Field Reversal
Level5 Unit3 Part4 Vocabulary:Decision-Making Verbs & Status of Affairs
Level5 Unit3 Part4 Dialogue: Argument over Investment
Level6 Unit1 Part1 Listening：Harry's Injure
Level6 Unit1 Part1 Dialogue：Lover's Quarrel
Level6 Unit1 Part1 Reading：The Boy Who Cried Wolf & Survival in the Outback
Level6 Unit1 Part2 Listening：Takling about Verbs
Level6 Unit1 Part2 Dialogue：Changes in Life
Level6 Unit1 Part2 Reading：Winter in Antarctica: Staying sane at the Bottom of World & Chernobyl: Lessons from Nature
Level6 Unit1 Part3 Listening: Depression & Treatment
Level6 Unit1 Part3 Dialogue：New Policy of a Company
Level6 Unit1 Part3 Reading：Preventing Injuries & Blood Pressure and Stroke
Level6 Unit1 Part4 Listening : Buying a House
Level6 Unit1 Part4 Dialogue：AI Girlfriend
Level6 Unit1 Part4 Reading:Mysteries of the Mona Lisa & Mr.GandJellybean
Level6 Unit2 Part1 Listening - Planning for Retirement
Level6 Unit2 Part1 Dialogue - Vacation Plans
Level6 Unit2 Part1 Reading - Is Online Dating Killing Love? & Sports Injuries
Level6 Unit2 Part2 Listening - Talking about Modals
Level6 Unit2 Part2 Dialogue - A Fight between Lovers
Level6 Unit2 Part2 Reading - The Love Lab
Level6 Unit2 Part3 Listening - The murder of Caesar
Level6 Unit2 Part3 Listening - JFK Assassination
Level6 Unit2 Part3 Dialogue - Taking care of elderly
Level6 Unit2 Part3 Reading:The Murder of Caesar & Urban Elderly Care in India
Level6 Unit2 Part3 GAMES-Speaking
Level6 Unit2 Part4 Listening - Aging Population
Level6 Unit2 Part4 Listening - Dependency Ratio
Level6 Unit2 Part4 Dialogue: John's Resignation
Level6 Unit 2 Part 4 Reading：Global Life Expectancy & Virtual Heaven
Level6 Unit3 Part1 Listening：Cyber Theft
Level6 Unit3 Part1 Dialogue：Presentation&Feedback
Level6 Unit3 Part1 Reading: Depletion of Fossil Fuels & Meaning of Catch 22
Level6 Unit3 Part2 Listening：Infectious Diseases
Level6 Unit3 Part2 Dialogue：Raising kids
Level 6 Unit 3 Part 2 Reading: Hedy Lamarr
Level 6 Unit 3 Part 3 Listening: Prison Experiment
Level6 Unit3 Part3 Dialogue： A Test of Characters
Level6 Unit3 Part3 Reading:What Happened to Films & Digital Intelligence
Level6 Unit3 Part4 Listening: Rent or Buy
Level6 Unit3 Part4 Dialogue: A Job Interview
Level6 Unit3 Part4 Reading:How Tech Improves Life&Investors Beware!
Level 6 Unit3 GAMES
Level7 Part 1 Learning:Tim Urban: Inside the mind of a master procrastinator
Level7 Unit1 Part2 Learning:How Leaders Inspire Us
Level7 Unit1 Part3: On Endurance
Level7 Unit2 Part1 Learning: Never, Ever Give Up
Level7 Unit2 Part2 Learning:The Boiling River
Level7 Unit2 Part3 Learning:On Machine Intelligence
level7 Unit3 Part1 Learning:Being a Global Citizen
Level7 Unit3 Part2 Learning: On Reading Minds
Level7 Unit3 Part3 Learning: David and Goliath
Level8 Unit1 Part1 Learning: The Math of Love
Level8 Unit1 Part2:On Controlling AI
Level8 Unit1 Part3 On Sports Technology
Level8 Unit2 Part1:A South Pole Expedition
Level8 Unit2 Part2: Experience vs Memory
Level8 Unit2 Part3: Gospel of Doubt
Level8 Unit3 Part1：Evolving Our Bodies
Level8 Unit3 Part2：Healing Architecture
Level8 Unit3 Part3: The History of Our World