—I think Ill give Bob a ring.—You . You havent been in touch with him for ages.A. willB.

问题补充：

—I think Ill give Bob a ring.

—You . You haven been in touch with him for ages.

A. will

B. may

C. have to

D. should

答案：

A. will

B. may

C. have to

(答案→)D. should

解析：考查情态动词。几年没联系，当然是“应当”与他打个电话。