题目内容：

Doctors believe only _____ small number of people _____ in the danger of getting the disease.
A.a; is B.\; is C.a; are D.the; are

优质解答

答案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.查看原帖>>