---Youkeeponcoughing.What'sthematter?---Oh I'vegotacold.Noth

问题补充：

--- You keep on coughing. What's the matter?

--- Oh， I've got a cold. Nothing serious， ______.A.yetB.indeedC.thoughD.anyway

答案：

D解析though作副词时，表示"不过，然而，可是"等意思。