{\"content\":{\"task\":\"

Klarer du \\u00e5 fullf\\u00f8re setningene? Velg riktig alternativ for ordene som mangler.<\\\/p>\",\"blanksList\":[{\"correctAnswerText\":\"forlenget\",\"incorrectAnswersList\":[{\"showHighlight\":false,\"highlight\":\"-1\",\"incorrectAnswerText\":\"forkortet\",\"incorrectAnswerFeedback\":\"\"}]},{\"correctAnswerText\":\"r\\u00f8dforskyvning\",\"incorrectAnswersList\":[{\"showHighlight\":false,\"highlight\":\"-1\",\"incorrectAnswerText\":\"bl\\u00e5forskyvning\",\"incorrectAnswerFeedback\":\"\"}]},{\"correctAnswerText\":\"bl\\u00e5forskj\\u00f8vet\",\"incorrectAnswersList\":[{\"showHighlight\":false,\"highlight\":\"1\",\"incorrectAnswerText\":\"r\\u00f8dforskj\\u00f8vet\",\"incorrectAnswerFeedback\":\"\"}]},{\"correctAnswerText\":\"forkortet\",\"incorrectAnswersList\":[{\"showHighlight\":false,\"highlight\":\"-1\",\"incorrectAnswerText\":\"forlenget\",\"incorrectAnswerFeedback\":\"\"}]}],\"blanksText\":\"

N\\u00e5r du observerer lys fra en lyskilde som beveger seg bort fra deg, vil b\\u00f8lgelengden til lyset bli _______________. Dette fenomenet kalles _______________. <\\\/p>

Hvis lyskilden er p\\u00e5 vei mot oss, blir lyset _____________ fordi b\\u00f8lgelengden blir ______________.<\\\/p>\"},\"overallFeedback\":[{\"from\":0,\"to\":0,\"feedback\":\"Ingen rett, s\\u00e5 langt\"},{\"from\":1,\"to\":50,\"feedback\":\"Noen rette, men du klarer nok flere\"},{\"from\":51,\"to\":99,\"feedback\":\"Du har mye rett! Klarer du \\u00e5 f\\u00e5 til alle?\"},{\"from\":100,\"to\":100,\"feedback\":\"Alt riktig!\"}],\"behaviour\":{\"mode\":\"selection\",\"selectAlternatives\":\"alternatives\",\"selectAlternativeRestriction\":0,\"spellingErrorBehaviour\":\"warn\",\"caseSensitive\":false,\"autoCheck\":false,\"enableSolutionsButton\":false,\"showSolutionsRequiresInput\":true,\"enableRetry\":true,\"enableCheckButton\":true,\"confirmCheckDialog\":false,\"confirmRetryDialog\":false},\"showSolutions\":\"Vis l\\u00f8sning\",\"tryAgain\":\"Pr\\u00f8v igjen\",\"checkAnswer\":\"Sjekk\",\"notFilledOut\":\"Pr\\u00f8v p\\u00e5 alle oppgavene f\\u00f8rst\",\"tipLabel\":\"Tips\",\"spellingMistakeWarning\":\"Check your spelling: @mistake\",\"confirmCheck\":{\"header\":\"Ferdig?\",\"body\":\"

Er du sikker p\\u00e5 at du er ferdig?<\\\/p>\",\"cancelLabel\":\"Avbryt\",\"confirmLabel\":\"Svar\"},\"confirmRetry\":{\"header\":\"Pr\\u00f8ve igjen?\",\"body\":\"

Er du sikker p\\u00e5 at du vil pr\\u00f8ve p\\u00e5 nytt?<\\\/p>\",\"cancelLabel\":\"Avbryt\",\"confirmLabel\":\"Pr\\u00f8v p\\u00e5 nytt\"},\"scoreBarLabel\":\"Du fikk :num av totalt :total poeng\",\"snippets\":[{\"snippetText\":\"

If you talk about how long<\\\/strong> something has been going on until now, you need present perfect progressive<\\\/strong>. (have\\\/has been + ...ing)<\\\/em><\\\/div>\\n\",\"snippetName\":\"present_perf_prog\"}],\"media\":{\"disableImageZooming\":false},\"submitAnswer\":\"Sjekk\"}