You can save a lot of time and avoid misunderstandings if you communicate clearly and ____________.
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All the flights having been canceled because of the snowstorm, many passengers_________(除了乘火车外什么都不能做)
A teacher should be tolerant because humans tend to have 73(1) and to be 73(2).
Courtroom interpreters are under great pressure and have to be_________________
According to Eker, the biggest barrier for people to be wealthy is ________.