无论事实上他们的依据是什么，这是一个选举年，而且经济，像往常一样，是选民们的最关心的。
Whatever their basis in fact, this is an election year and the economy is, as ever, the voters' biggest concern.
他说，口头邀请意味着你实际上没什么可以依据，因为雇主可以反悔。
Verbal offers 'mean you really have nothing to stand on because the employer can renege, ' he says.
在有关理论研究的基础上，提出了大单元教学的理论依据并围绕教什么，怎样教，教学效果如何等问题。
The theoretical bases and planing patterns of big-unit teaching are presented. Around what to teach, how to teach, the teaching effect, etc.
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