Many forms of cancer can be cured if detected early.A:selected B:operated C:deve

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问题 Many forms of cancer can be cured if detected early.

选项 A:selected
B:operated
C:developed
D:discovered

答案D

解析本句意思:如果早被发现,很多种类的癌症是可以治愈的。单词discover意思为“发现, 发觉”,与detect(察觉)意思接近。单词 cicct意思为“选择,挑选”;operate意思为“操作,动手 术”;develop意思为“发展”。
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