问题

Obesity is major concern for public health officials and also may affect test scores of students.

A:a /
B:a a
C:the /
D:the the

正确答案是：

同类题型

The doctor did a lot to reduce the patient’s fear ____ he would die of the disease.[ ]

The woman asked the policeman .

of his time been spent on studies every day.

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’t like Aunt Lucy, who _____without warning and bringing us presents.