Prepositions

Fill in the missing prepositions in the sentences below. Choose from the following. Some of the prepositions are used more than once.

about against by down from into of on to with in

1. Disease can spread to another person through direct contact with the patient.

2. Infection may be carried in water contaminated ______________sewage.

3 Malaria is transmitted ______________________the bite of a mosquito.

4 Toxins released ___________the blood circulation may produce fever.

5 A rash is probably due ___________________________a viral infection.

6. The severity of the disease depends strain. ___________the particular viral

7. A secondary infection can be treated___________ appropriate antibiotics.

8 There are six patients suffering ______________________'flu'.

9. Patients must be warned____________ the dangers of secondary infection.

10. The measles rash appears___________ the forehead and then spreads

­­­­­­­­­­­­­­­­­­____________the body.

11 The German measles rash consists_____________ pink macules.

12. Girls should be vaccinated______________ rubella if they have never had it.

13. Laryngeal spasm may cause difficulty__________________ swallowing

14. Antibiotics are effective_____________ the Bordetella pertussis bacillus

15. In the past many people died______________ smallpox.

16. Children are routinely immunized_______________ polio, whooping

cough and other diseases.

17.Typhoid fever is caused____________________ Salmonella typhi.

18. Precautions must be taken to prevent the spread____________ infection.

19. Children are often concerned__________________ a rash on their skin.