单选题 When children start&nbsp

问题补充：

单选题Whenchildrenstartsmoking,theydon’trealizethattheyarerisking_____theirhealth.A.to damageB.damagingC.to be damageD.being damaged

答案：

B解析risk用作动词, 后接动名词作宾语, 而不接不定式, 意思为 “冒着……的风险”。故