zai jintian de wanhui shang, meiyige ren dei bei yishou shi. (Zhangsan bei yishou Li Bai de shi, Lisi bei yishou Du Fu de shi, Wangwu bei yishou Wang Wei de shi.)
at today's DE evening-party on, every-MW person must recite one-MW poem. Zhangsan recite one-MW Li Bai DE poem Lisi recite one-MW DuFu DE poem, Wangwu recite one-MW Wang Wei DE poem
At the evening party tonight, everyone must recite a poem. (Zhangsan recites one by Li Bai, Lisi recites one by Du Fu, and Wangwu recites one by Wang Wei.)