1. The furnace in the factory was turned up as high as possible.Could a furnace be an oven? Though I usually hear about an oven as a kitchen appliance but I think a furnace could be a special kind of oven
A.Temperature B.oven D.kiln
2. There was a hitch in the program, which caused a two-hour delay.I feel that both choices are acceptable but setback may be the best choice because it refers to delay. But my teacher chose A.
A.problem B.setback
; as, an iron furnace; a hot-air furnace; a glass furnace; a boiler furnace, etc. ; a kiln for calcining limestone. , now, a chamber in a stove, used for baking or roasting.
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