（ ）是Online and offline的简称，是线上线下有机融合的经营模式。

单选题

Many American schools offer online programs, and international students ___.

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判断题

notice on putting off the start time of school in spring 2020. The exact start time of school will depend on situations and further notices. However, many parents are very worried that putting off the start of school may affectchildren’s studies. To avoid these problems, Local education departments organize online teaching and create a network platform(平台), where necessary courses can be shown every day, and online teaching can be given by excellent teachers of the subject, and students can lear

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单选题

THE TAXI AND TAKE-OFF LIGHTS ARE INSTALLED ON：

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单选题

Online banking makes it simple and easy_from almost anyone.(5.0)(5.0)(5.0)

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单选题

The Oliveira Dining Guide, an online directory of restaurants, is ____ by cuisine type, price range and location.

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