After years of hard work, these researchers have at last discovered a new______to cancer treatment.

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问题 After years of hard work, these researchers have at last discovered a new______to cancer treatment.

选项 A、approach
B、method
C、channel
D、route

答案A

解析 本题为近义词题。选项A)意为“方法,途径”;选项B)意为“方法,手段”;选项C)意为“通道,渠道”;选项D)意为“路线”。本句大意为“经过多年的艰苦工作,研究者们终于找到了癌症治疗的新途径”。所以根据句意,答案是A)。
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