When the meaning of sentence A is included in sentence B, then we can say that A．Sentence A is an entailment of sentence B. B．Sentence A presupposes sentence B. C．Sentence A entails sentence B. D．Sentence A is synonymous with sentence B.
A.Sentence B. B．Sentence C. C．Sentence D. D．Sentence E.
【参考答案】
A 如果句子A的含义包含在句子B中，那么，就叫作B蕴含(或衍推)A(BentailsA)，或叫作A是B的一个蕴含......