Mary actually saw lung cancer kill her f
题型:选择题
问题:
Mary actually saw lung cancer kill her father,who had smoked ________ since he was a teenager.
[ ]
A.badly
B.seriously
C.heavily
D.fiercely
Mary actually saw lung cancer kill her father,who had smoked ________ since he was a teenager.
[ ]
A.badly
B.seriously
C.heavily
D.fiercely