Match two parts of the sentences. Alex’s electricity was cut … Wear a mask because these chemicals give ... I’m writing an essay and I need to find … I was pleased that our gamble came … Alchemists spent years trying to turn … Our teacher says you’ve really come … off because he forgot to pay the bill. off fumes that can be harmful. out who discovered penicillin. off and the experiment was a success. metals such as lead into gold. on in physics over the last year.

Задание

Match two parts of the sentences.