Massive heat pumps warming cities

Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. hail /heyl/ [verb] – to publicly praise or show approval for a person or an achievement Heppner is hailed as one of the best tenors performing in opera today. greenhouse gas /GREEN-hous gas/ [noun] – a gas that causes the greenhouse effect, especially carbon dioxide The increasing concentration of greenhouse gases in the atmosphere is a major contributor to global warming. focus /FOH-kuhs/ [verb] – to direct attention toward something or someone He struggled to focus on his work as the bustling noise from outside the window kept distracting him. obstacle /OB-stuh-kuhl/ [noun] – something that…
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