问题
选择题
Former IOC (the International Olympic Committee) president Samaranch’s death is believed ____ by heart attack.
A．causing
B．being caused
C．to be caused
D．to have caused
答案
答案：C
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Former IOC (the International Olympic Committee) president Samaranch’s death is believed ____ by heart attack.
A．causing
B．being caused
C．to be caused
D．to have caused
答案：C
