Word formation quizVersión en línea Choose the correct option por Alice Pereira 1 This old machine isn't... a safe b safety c security d save 2 Can I use your .... please? a Calculate b Calculating c Calculator d Calculous 3 Refineries ___________ useful things from crude oil. a productive b product c productive d produce 4 There are many _________ in my job. a hazards b hazardous c risky d dangerous 5 How _________ is the well? a deeper b deep c depth d deeping 6 He's a good crane ________ a operatian b operate c operation d operator 7 This company is a good __________ a employer b employ c employee d employment
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