题目内容

Doctors believe only _____ small number of people _____ in the danger of getting the disease.
A．a; isB．\; isC．a; areD．the; are
C
考察固定词组和主谓一致。第一空是固定词组a number of修饰可数名词复数，后面的谓语动词用复数形式。故C正确。
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