We can only interview on the Internet, and then check the accuracy of the foreign teacher's information by looking at the resume, certificate, passport and recommendation letter.

我们只能是网上面试，然后通过查看外教的简历，证书，护照，推荐信来确认外教老师的信息的准确性。

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"To employ foreign experts confirmed cases" and should be authorized to invite the unit electric invitations are used together, can not replace the invitation letter.

《聘请外国专家确认件》应与被授权邀请单位的邀请函电一起使用，不能替代邀请函电。

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Hillary Clinton, America's secretary of state, and Catherine Ashton, the EU's foreign-policy supremo, sent him a stern letter.

美国国务卿希拉里·克林顿和欧盟外长凯瑟琳·阿斯顿向他发去措辞严厉的信函。

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There was a secret deciphering office in London, a successor to the Post Office's foreign letter office, and another code-breaking unit in the Admiralty, both of which cracked Napoleon's codes, as did the bureau noir attached to every European government (though the Austrians reckoned their best intelligence came from the emperor's pillow talk).

ECONOMIST: Napoleon and Wellington

But an internal Foreign Office letter shows officials were thrown into a quandary.

BBC: Files show US-UK tensions over Northern Ireland in 1979

Iraq Thursday delivered a letter from Foreign Minister Naji Sabri to chief U.N. weapons inspector Hans Blix, which welcomed talks with Blix and his experts.

CNN: Powell skeptical of Iraqi offer for talks