import json


def get_news_text(news_file):
    """
    Retrieve text from news file.

    Args:
        news_file: A file containing news.
            Every line contains a piece of news in json
            Json keys include: title-新闻标题 html-新闻正文.

    Returns:
        A list of texts in news.
    """
    news_texts = []
    for news in news_file:
        news_data = json.loads(news)
        news_texts.append(news_data['title'])
        news_texts.append(news_data['html'])
    return news_texts