In "It helps a pilot that is in a very stressful situatio...

#Questão 479579 - Língua Inglesa, Vocabulário, CESGRANRIO, 2007, Ministério da Defesa - Comando da Aeronáutica, Controlador de Tráfego Aéreo

In "It helps a pilot that is in a very stressful situation to have a calm voice on the other end of the radio." (lines 9-10), "have" could be replaced by:

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