UPPER INTERMEDIATE LEVEL TEST
{"questions":{"swz1h":{"title":"1-","mediaType":"image","image":"","imageCredit":"","video":"","imagePlaceholder":"","desc":"","answers":{"d587g":{"id":"d587g","image":"","imageId":"","title":"A) They looked tired, because they had studied all day. "},"vsa35":{"id":"vsa35","image":"","imageId":"","title":"B) They looked tired, because they had been studying all day. ","isCorrect":"1"},"4kqmw":{"id":"4kqmw","image":"","imageId":"","title":" C) They looked tired, because they studying all…