English 9 · Unit 4: Science · Cambridge Global English Stage 9

Questions

1. 1. Rule: we form the passive using the verb ____ followed by the past participle.

   • do
   • get
   • be
   • have
   Check

2. 2. Rule: for the present simple passive, we use is or ____ + past participle.

   • are
   • were
   • was
   • be
   Check

3. 3. Rule: for the past simple passive, we use was or ____ + past participle.

   • are
   • were
   • is
   • been
   Check

4. 📖 This question is about a text that students read in the app.

   4. Who spread smallpox along the trade routes?

   • It was spread by doctors.
   • It was probably spread by traders.
   • It was spread by vaccines.
   • It was spread by Edward Jenner.
   Check

5. 📖 This question is about a text that students read in the app.

   5. Who introduced smallpox to South America?

   • It was introduced by Edward Jenner.
   • It was introduced by traders from Asia.
   • It was introduced by indigenous people.
   • It was introduced by Europeans.
   Check

6. 📖 This question is about a text that students read in the app.

   6. What killed thousands of indigenous people?

   • They were killed by smallpox.
   • They were killed by the vaccine.
   • They were killed by the plague.
   • They were killed by Europeans' weapons.
   Check

7. 📖 This question is about a text that students read in the app.

   7. Who developed a vaccine for smallpox?

   • It was developed by Edward Jenner.
   • It was developed in 2019.
   • It was developed by Europeans.
   • It was developed by traders.
   Check

8. 8. The results of Jenner's experiment ____ in a scientific journal in 1798. (publish)

   • was published
   • are published
   • were published
   • published
   Check

9. 9. Nowadays, most older people ____ against flu every year. (vaccinate)

   • vaccinate
   • were vaccinated
   • is vaccinated
   • are vaccinated
   Check

10. 10. Edward Jenner ____ as the person who discovered the smallpox vaccination. (know)

    • was knew
    • knows
    • is known
    • are known
    Check

11. 11. In 2020, millions of people ____ by a virus known as Covid-19. (kill)

    • are killed
    • were killed
    • killed
    • was killed
    Check

12. 12. Lots of research ____ to develop vaccines. (need)

    • needs
    • was need
    • is needed
    • are needed
    Check

13. 13. Graphene, ____ in 2004, is the thinnest known substance. (discover)

    • which discovered
    • who was discovered
    • which was discovered
    • which is discovered
    Check

14. 14. Chlorophyll is a green substance ____ in all plants. (find)

    • which found
    • which is found
    • who is found
    • which was find
    Check

15. 15. Our sense of balance is controlled by tiny organs ____ in the ear. (locate)

    • which located
    • which are located
    • who are located
    • which is located
    Check

16. 16. A honeycomb is made up of hexagons ____ together in a familiar pattern. (arrange)

    • which are arranged
    • which is arranged
    • who are arranged
    • which arranged
    Check

17. 17. Which sentence is correct?

    • Doctors still use penicillin, which discovered in the early 20th century.
    • Doctors still use penicillin, which was discovered in the early 20th century.
    • Doctors still use penicillin, who was discovered in the early 20th century.
    • Doctors still use penicillin, which is discover in the early 20th century.
    Check

18. 18. Write the question: How / people / kill / the Black Death?

    • How were people killed by the Black Death?
    • How was people killed by the Black Death?
    • How people were killed by the Black Death?
    • How did people killed by the Black Death?
    Check

19. 19. Write the question: What types of illness / not treated / antibiotics / today?

    • What types of illness not are treated by antibiotics today?
    • What types of illness were not treated by antibiotics today?
    • What types of illness are not treat by antibiotics today?
    • What types of illness are not treated by antibiotics today?
    Check

20. 20. Write the question: How / bacterial infections / treat / nowadays?

    • How do bacterial infections treated nowadays?
    • How are bacterial infections treated nowadays?
    • How is bacterial infections treated nowadays?
    • How bacterial infections are treated nowadays?
    Check