試題詳解

Shanghai began screening international travelers in November for fevers or other ___41___ of bird flu. All passengers leaving or entering the country through Pudong International Airport will be screened for high temperatures by using an infrared camera and will have to ___42___ a health declaration form, according to a government website. The form ___43___ passengers to say if they have had close contact with poultry, birds, bird flu patients or suspected cases over the past week. 【題組】41
(A) indicators
(B) possibilities
(C) symptoms
(D) conditions