阅读下面的短文，并根据短文后的要求答题，（请注意问题后的词数要求）

    [1] It's Friday evening. My daughters sighed (叹息) when I gently took the iPads away from their laps. One by one, our screens were turned off. We lit the candles and sat down to have a big meal.

    [2] We call it our "Technology Shabbat" (科技安息日) which lasts from sunset (日落) on Friday to sunset on Saturday. Now most friends know they will not be able to contact (联系) us by using computers or mobile phones for 24 hours.

    [3] I first understood the importance of "Technology Shabbat" in 2008, when my father had got brain cancer. Some days he would have only one good hour, and the only thing I wanted to do was to be with him. When I looked