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Passive & Causatives - Test

9. Sodium laureate sulphate, an anionic detergent and 13. Scientists have discovered more than a hundred
surfactant found in many personal care products, is genes inherited from Neanderthals that help ---- an
what makes the shampoo ----. immune response, concluding that these genes
allowed our ancestors ---- the new viruses they
A) foamed encountered in Europe.
B) foam
A) to produce / combat
C) to foam
B) produced / combatting
D) foaming
C) producing / combatted
E) to be foamed
D) to be produced / to be combating
E) produce / to combat

10. Early Africans who ---- to Christianity were made ---- 14. Many Inuit were forced ---- nomadic hunting and now
their native culture and way of life as “pagans.” reside in communities and cities, where they often ----
in mines and oil fields.
A) covert / abandon
A) abandoned / are working
B) were converting / abandoned
B) to abandon / work
C) had converted / abandoning
C) to be abandoned / worked
D) converted / to abandon
D) abandon / have worked
E) would convert / to be abandoning
E) abandoning / will work

11. The majority of parents are torn between allowing 15. Farmers ---- through a rough period in recent years
their children ---- their own choices and not letting due to global inflation and drought, but in addition to
them ---- so. those problems, they are having trouble locating the
appropriate machinery to get their task ----.
A) to make / do
A) have been going / done
B) make / doing
B) goes / doing
C) making / done
C) have gone / to be done
D) to be made / to do
D) had gone / to have done
E) made / to be done
E) will go / being done

12. The symptoms of head and neck cancer vary 16. Whether you ask a friend to help you ---- your home or
depending on the kind; nevertheless, since these have it ---- for you by an interior designer, you need to
symptoms ---- by problems other than cancer, it is first learn about the fundamental design trends and
still important to get them ---- out by your doctor or figure out what you like and don’t like for your home.
dentist as soon as possible.
A) decorating / designing
A) may be caused / checking
B) decorated / to design
B) could be caused / to check
C) to decorate / to be designed
C) might be caused / checked
D) decorate / designed
D) must have been caused / to checking
E) to be decorating / design
E) needn’t have been caused / check

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