对于氢氧化钠、氨水等废液可以进行如下处理：用6mol/m盐酸水溶液中和，再用大量水冲洗
1、正确正确
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Onaverageabout￡5000ayearisspentoneachprivateschoolpupil,_______theamountspentonstateschoolpupils.
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______innsandtaverns,inparticular,gainedareputationforcleanlinessandcomfortandsetthestandardforaccommodationinotherpartsofEurope.
Overemphasisontranslationwillusuallymakethelearner________thefirstlanguageinthelearningofthesecondlanguage.
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