33. It is necessary that whoever recently visited the country this kind of test.A. has;

问题补充：

33. It is necessary that whoever recently visited the country this kind of test.

A. has; pass

B. has; passed

C. have; pass

D. has; passes

答案：

(答案→)A. has; pass

B. has; passed

C. have; pass

D. has; passes

解析：可联系答.案.网客服索取。