单选题：The workers finally called off the strikes.

题目内容：

The workers finally called off the strikes. A．put off
B．ended
C．cancelled
D．participated in

参考答案：【答案仅供学习，请勿对照自行用药等】

答案解析：

宫颈癌最重要的发病因素是

宫颈癌最重要的发病因素是 A．单纯疱疹病毒持续感染 B．高危型人乳头瘤病毒持续感染 C．梅毒螺旋体持续感染 D．衣原体持续感染 E．巨细胞病毒持续感染

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回答（57）题 A．to B．for C．like D．with

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If no one objects, Mr. Ben will be the next chairman.A．disagrees B．approves C．r

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The best olive oil is obtained from olives that are harvested just after they r

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