The seating arrangement follows the rule that ____.
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5G will not only provide voice and ____but also provide capabilities for new technologies such as____.
Square fitness dance originates from ____and comes from____,who are the ____and ____of square fitness dance.
It thus began to encourage one-child families in 1978 in order to develop the economy of the country,and then announced in 1979 its intention to advocate for one-child families,due to____________________________.
In 2018,WeChat was one of the world’s largest standalone mobile apps by monthly active users.
A. 对
B. 错