With __________, you can conduct entire conversations without ever reaching anyone.
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__________ is almost always fully automated.
The author likes to use his cell phone, his ATM card, his voice mail and his email account, which he thinks are __________ for what they are intended to do.
中译英：请给家里打个电话，告诉他们我正在去公司的路上。(on the way to)
中译英：从那时起生产就一直没有倒退过。(setback)
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