目录

  • 1 Curriculum
    • 1.1 Welcome back-to-school
    • 1.2 2021 Schedule
    • 1.3 Course Curriculum
    • 1.4 Additional info.
  • 2 Unit 1 Bacterial Infections
    • 2.1 Task 1 Glossary Preview
    • 2.2 Task 2 Pair-work Discussion
    • 2.3 Task 3 Meningitis
    • 2.4 Task 4 Tuberculosis
    • 2.5 Task 5 Sentence Dictation
    • 2.6 Task 6 Infectious Diseases
    • 2.7 Task 7 Deadly Superbug
    • 2.8 Task 8 Listening & Interpretation
    • 2.9 Task 9 Dialogue & Conversation
  • 3 Unit  2_Hepatitis
    • 3.1 Task 1 Glossary Preview
    • 3.2 Task 2 Pair-work Discussion
    • 3.3 Task 3 Hepatitis A
    • 3.4 Task 4 Other Kinds of Hepatitis
    • 3.5 Task 5 Sentence Dictation
    • 3.6 Task 6 Hepatitis C
    • 3.7 Task 7 Hepatitis B Affecting Millions of Chinese
    • 3.8 Task 8 Listening & Interpretation
    • 3.9 Task 9 Oral Presentation and Discussion
  • 4 Unit 3-skin disorder
    • 4.1 Task 1 Glossary Preview
    • 4.2 Task 2 Pair-work Discussion
    • 4.3 Task 3 Acne
    • 4.4 Task 4 Vitiligo and Eczema
    • 4.5 Task 5  Sentence Dictation
    • 4.6 Task 6 Recognizing Details
    • 4.7 Task 7 Fighting Melanoma
    • 4.8 Task 8 Interpretation
    • 4.9 Task 9 Oral Presentation and Discussion
  • 5 Unit 4-Autism
    • 5.1 Task 1 Glossary Preview
    • 5.2 Task 2 Pair-work Discussion
    • 5.3 Task 3 Early Intervention in Autism
    • 5.4 Task 4 A New Test to Predict Autism
    • 5.5 Task 5 Sentence Dictation
    • 5.6 Task 6 Genetic Link in Autism
    • 5.7 Task 7 Rethinking Autism
    • 5.8 Task 8 Listening & Interpretation
    • 5.9 Task 9 Oral Presentation and Discussion
  • 6 Unit 5-Respiratory Diseases
    • 6.1 Task 1 Glossary Preview
    • 6.2 Task 2 Pair-work Discussion
    • 6.3 Task 3 Asthma
    • 6.4 Task 4 COPD
    • 6.5 Task 5 Sentence Dictation
    • 6.6 Task 6 Pulmonary Fibrosis
    • 6.7 Task 7 High-Tech Lung Cancer Test Cuts Risk of Dying
    • 6.8 Task 8 Listening & Interpretation
    • 6.9 Task 9 Oral Presentation and Discussion
  • 7 Unit 6 Cardiovascular Diseases
    • 7.1 Task 1 Glossary Preview
    • 7.2 Task 2 Pair-work Discussion
    • 7.3 Task 3 Stroke
    • 7.4 Task 4 Reducing Heart Disease Risks
    • 7.5 Task 5 Sentence Dictation
    • 7.6 Task 6 Heart Disease in Women
    • 7.7 Task 7 Coronary Heart Disease
    • 7.8 Task 8 Listening & Interpretation
    • 7.9 Task 9 Oral Presentation and Discussion
  • 8 Unit 7 First Aid
    • 8.1 Task 1 Glossary Preview
    • 8.2 Task 2 Pair-work Discussion
    • 8.3 Task 3 First Aid
    • 8.4 Task 4 Cardiopulmonary Resuscitation
    • 8.5 Task 5 Sentence Dictation
    • 8.6 Task 6 New Rules for CPR
    • 8.7 Task 7 Emergency Care for an Unconscious Person
    • 8.8 Task 8 Listening & Interpretation
    • 8.9 Task 9 Oral Presentation and Discussion
  • 9 Unit 8 Diabetes
    • 9.1 Task 1 Glossary Preview
    • 9.2 Task 2 Pair-work Discussion
    • 9.3 Task 3 Diabetes Signs and Consequences
    • 9.4 Task 4_Diabetes A Global Epidemic
    • 9.5 Task 5 Sentence Dictation
    • 9.6 Task 6 Recognizing Details
    • 9.7 Task 7 Overall Comprehension
    • 9.8 Task 8 Listening & Interpretation
    • 9.9 Task 9 Oral Presentation and Discussion
  • 10 Unit 9 Prostate Cancer
    • 10.1 Task 1 Glossary Preview
    • 10.2 Task 2 Pair-work Discussion
    • 10.3 Task 3 Prostate Cancer
    • 10.4 Task 4 Prostate Cancer Treatment
    • 10.5 Task 5 Sentence Dictation
    • 10.6 Task 6 Prostate Cancer Screening Controversy
    • 10.7 Task 7 Prostate Cancer Vaccine
    • 10.8 Task 8 Listenning & Interpretation
    • 10.9 Task 9 Dialogue & Concersation
  • 11 Unit 10 Woman's Health
    • 11.1 Task 1 Glossary Preview
    • 11.2 Task 2 Pair-work Discussion
    • 11.3 Task 3 Women's Health Management
    • 11.4 Task 4 Controversy over Mammograms
    • 11.5 Task 5 Sentence Dictation
    • 11.6 Task 6 Women's Health_High Alert Symptoms_
    • 11.7 Task 7 The State of Women's Health in America
    • 11.8 Task 8 Listening & Interpretation
    • 11.9 Task 9 Dialogue & Concersation
  • 12 Unit 11 Alzimer disease
    • 12.1 Task 1 Glossary Preview
    • 12.2 Task 2 Pair-work Discussion
    • 12.3 Task 3 Signs of Alzheimer's Disease
    • 12.4 Task 4 Studies about Alzheimer's Disease
    • 12.5 Task 5 Sentence Dictation
    • 12.6 Task 6 Testing For Alzheimer's before It's Too Late
    • 12.7 Task 7 Fighting Alzheimer's
    • 12.8 Task 8 Listening & Interpretation
    • 12.9 Task 9 Dialogue & Concersation
  • 13 Unit 12 Parkinson disease
    • 13.1 Task 1 Glossary Preview
    • 13.2 Task 2 Pair-work Discussion
    • 13.3 Task 3 Parkinson's Disease
    • 13.4 Task 4 Treatment of Parkinson's Disease
    • 13.5 Task 5 Sentence Dictation
    • 13.6 Task 6 Parkinson's Disease and Dancing
    • 13.7 Task 7 Experimental Gene Therapy for Parkinson's Disease
    • 13.8 Task 8 Listening & Interpretation
    • 13.9 Task 9 Oral Presentation and Discussion
  • 14 Unit 13 Medical transplantation
    • 14.1 Task 1 Glossary Preview
    • 14.2 Task 2 Pair-work Discussion
    • 14.3 Task 3 Spot Dictation
    • 14.4 Task 4 Types of Medical Transplant
    • 14.5 Task 5 Sentence Dictation
    • 14.6 Task 6 A Lifesaving Bond between Sisters
    • 14.7 Task 7 New Face Transplant
    • 14.8 Task 8  Listening &Interpretation
    • 14.9 Task 9 Oral Presentation and Discussion
  • 15 Unit 14 Gene research and therapy
    • 15.1 Task 1 Glossary Preview
    • 15.2 Task 2 Pair-work Discussion
    • 15.3 Task 3 Gene Linked to Stroke Risk
    • 15.4 Task 4 Experimental Gene Therapy for Hemophilia
    • 15.5 Task 5 Sentence Dictation
    • 15.6 Task 6 Genetic Checkup
    • 15.7 Task 7 Personalized Cancer Care
    • 15.8 Task 8 Listening & Interpretation
    • 15.9 Task 9 Dialogue & Concersation
  • 16 Unit 15-Infertility and Reproductive Technology
    • 16.1 Task 1 Glossary Preview
    • 16.2 Task 2 Pair-work Discussion
    • 16.3 Task 3 Infertility Issues
    • 16.4 Task 4 Concerns over IVF
    • 16.5 Task 5 Sentence Dictation
    • 16.6 Task 6 Preserving Fertility with Ovarian Tissue Transplants
    • 16.7 Task 7 Sperm Counts On The Decline
    • 16.8 Task 8 Listening & Interpretation
    • 16.9 Task 9 Dialogue & Concersation
  • 17 Unit 16-Stem cell therapy
    • 17.1 Task 1 Glossary Preview
    • 17.2 Task 2 Pair-work Discussion
    • 17.3 Task 3 Debate Over Embryonic Stem Cells
    • 17.4 Task 4 Stem Cells
    • 17.5 Task 5 Sentence Dictation
    • 17.6 Task 6 Stem Cells Used to Fight Woman's Brain Tumor
    • 17.7 Task 7 Stem Cells Help Regenerate Damaged Heart
    • 17.8 Task 8 Listening & Interpretation
    • 17.9 Task 9 Dialogue & Concersation
Task 3 Hepatitis A
  • 1 Textbook MP3
  • 2 Spot dictation
  • 3 Additional V...




Task3  Spot Dictation


        Listen to a passage three times and while listening, you are to put the missing word in each numberedblank according to what you hear. 


Hepatitis destroys liver cells. Some kinds of hepatitis are much more serious than others. Which kind a person has can only be known from tests for (1) __________in the blood

Hepatitis  is usually spreadthrough human waste in water or food. It is in the same group of viruses asthose that cause the disease (2) __________.

The hepatitis A virus causes highbody temperature, pain and (3) __________. It causes problems with the stomach and intestines, making it difficult to eator break down food. Also, the (4) __________of a person with hepatitis may become yellow. 

To (5) __________prevent the spread of hepatitis A, people should wash their hands after they use the(6) _________orchange a baby’s diaper. People should also wash their hands before they eat or(7) __________food.

Hepatitis A can spread quickly to hundreds or thousands of people. But the virus is (8) __________inless than one percent of cases. Many people infected with the virus never even get sick. But those who do usually (9) __________within two months.

Hepatitis A is often found in Africa, Asia and Central and South America. People who have had hepatitis A cannot (10) __________it again. There is a vaccine to prevent hepatitis A. America’s Centers for DiseaseControl and Prevention says the vaccine is the best way to protect against the disease.

Hepatitis cannot be (11) __________.The only way to protect against infection is to receive vaccines against the patitis A and B, and to avoid (12) __________with  the othe viruses.