粉尘爆炸具有多种危害,关于它的危害性,下列说法不正确的是()
参考答案:离起 火点越近,破坏性越严重
进出口的样品、礼品、非销售展品和其他非贸易性物品,除国家另有规定或者对外贸易合同另有约定的,可以免予检验。( )
One of the study areas in ______ is how the interpretation and use of utterances depends on knowledge of the world.
A. discourse analysis B. anthropologyC. contrastive analysis D. pragmatics