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b) to be established
7. Jaundice may result from the impairment of the common bile duct.
a) to be due to
b) to result in
8. The pain was stated to radiate to the left arm and shoulder.
a) to spread to
b) to lead to
9. The temperature was known to have risen suddenly at the onset of the attack.
a) to have decreased
b) to have elevated
10. The incidence of this disease varies in different age groups.
a) changes
b) exchanges