E Underline the correct item. 26 I believe Sam will have a brilliant career in/by law. 27 In/At the beginning of his career, Thomas Edison mostly invented telegraphic devices. 28 Mary was under/in charge of presenting our science project to the class yesterday. 29 Joe couldn't believe it while/when he won first prize at the science show. 30 While/As soon as Mike sold his first invention, he started working on some ideas about a new one.

{ "solution": "Давайте разберем каждое предложение и выберем правильный вариант.", "26": { "question": "I believe Sam will have a brilliant career in/by law.", "answer": "Правильный вариант: in. Объяснение: В данном контексте предлог 'in' используется для указания сферы деятельности. Значит, 'in law' означает 'в юриспруденции'." }, "27": { "question": "In/At the beginning of his career, Thomas Edison mostly invented telegraphic devices.", "answer": "Правильный вариант: At. Объяснение: 'At the beginning' – устойчивое выражение, означающее 'в начале чего-либо'." }, "28": { "question": "Mary was under/in charge of presenting our science project to the class yesterday.", "answer": "Правильный вариант: in. Объяснение: 'In charge of' – устойчивое выражение, означающее 'ответственный за'." }, "29": { "question": "Joe couldn't believe it while/when he won first prize at the science show.", "answer": "Правильный вариант: when. Объяснение: 'When' используется для указания времени, когда произошло событие. Здесь: когда он выиграл приз." }, "30": { "question": "While/As soon as Mike sold his first invention, he started working on some ideas about a new one.", "answer": "Правильный вариант: As soon as. Объяснение: 'As soon as' означает 'как только'. Это указывает на то, что действие началось сразу после другого действия." } } Развёрнутый ответ: * **26**: I believe Sam will have a brilliant career **in** law. * **27**: **At** the beginning of his career, Thomas Edison mostly invented telegraphic devices. * **28**: Mary was **in** charge of presenting our science project to the class yesterday. * **29**: Joe couldn't believe it **when** he won first prize at the science show. * **30**: **As soon as** Mike sold his first invention, he started working on some ideas about a new one.