— You keep on coughing. Whats the matter? — Oh Ive got a cold. Nothing serious . A. y

问题补充：

— You keep on coughing. Whats the matter?

— Oh， Ive got a cold. Nothing serious， .

A. yet

B. indeed

C. though

D. anyway

答案：

A. yet

B. indeed

C. though

(答案→)D. anyway

解析：though作副词时，表示不过，然而，可是等意思。