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    Felicity Miller, a 32-year-old British woman, ____ has a Chinese husband, still remembers the ____ (excite) when she first learned to use the “red packet” function on WeChat in 2015. She sent and grabbed some red packets in her Chinese family's group. The rule in her family was that the person who grabbed the ____ (high) amount sent the next. Attracted by the unique way of communicating, many foreigners ____ (join) in sending and grabbing red packets so far. Usually, the money in each packet is random. Thus the amount of money one can grab ____ (large) depends on his or her luck, from 0.01 yuan to less than 200 yuan. Many foreigners get more familiar ____ Chinese culture through “red packets”. Two years ago, when Felicity Miller was sent 5.20 or 8.88 yuan red packets, she had no clue about the ____ (hide) meanings. Now, she has known about them. However, the popularity of virtual red packets doesn't stop people sending paper red packets ____ (contain) real cash during the Spring Festival. It ____ (call) lucky money. In Chinese tradition, people take lucky money for children as ____ blessing.