问题:
-------What is it made Carl determined to give up smoking?
--------Watching how his father died in pain from lung cancer.
A.which
B.how
C.who
D.that
-------What is it made Carl determined to give up smoking?
--------Watching how his father died in pain from lung cancer.
--------Watching how his father died in pain from lung cancer.
A.which | B.how | C.who | D.that |
参考答案: