下列史实能够反映唐朝中外文化双向交流的是(    )

①鉴真东渡                               ②唐太宗被尊称为“天可汗”

③陕西西安出土了唐代大食人俑             ④遣唐使来华

阅读下面这首诗，完成小题。
                                                                                                                                        一鹭图          刘羽
                                                                                                                         芳草垂杨荫碧流，雪衣公子立芳洲。

                                                                                                                          一生清意无人识，独向斜阳叹白头。

孔子，名____，字____，春秋末年____国人。他是伟大的思想家，____学派的创始人。