Choose the best answer. Conjunctivitis caused by the common cold is very __________ and can spread rapidly between people.
A. Polluted
B. heat-related
C. hot
D. infectious
Đáp án: D
polluted (adj): ô nhiễm
heat-related (adj): liên quan đến nhiệt
hot (adj): nóng
infectious (adj): truyền nhiễm
=> Conjunctivitis caused by the common cold is very infectious and can spread rapidly between people.
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