One of the signs of tonsillitis can often be ______.
A、difficulty in swallowing food and liquid
B、pain in the chest when the patient coughs
C、white spots appearing on the neck
D、earache during the first four or five days
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试题解析
细节理解题。答案出处为文章第五段的第一句话:吞咽时喉咙很痛。