1. Nobody know when the process of glass-making was invented . The incorrect word : A. know The reason : Nobody is a singular subject. so the verb is must be followed by s/es The correct sentence : Nobody knows when the process of glass-making was invented. 2. The languages of the world presents a vast array of structural similarities and differences . The incorrect word : A. presents The reason : because the languages is a plural subject, so that it does not need to be followed by s/es in the end of the verb. The correct sentence : The languages of the world present a vast array of structural similarities and differences. 3. The rise of multinationals have resulted in a great deal of legal ambiguity because multinationals can operate in so many jurisdictions. The incorrect word : A. have The reason : The rise of multinationals is looks like a plural subject, but it can be change to ‘it‘ which is a singular subject that has the auxiliary verb such as : i
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