They will never give in ________ they might do or say about the plane.
They will never give in ________ they might do or say about the plane.
A.although
B.no matter how
C.whatever
D.how
答案及解析： C
They will never give in ________ they might do or say about the plane.
A.although
B.no matter how
C.whatever
D.how
答案及解析： C