假设你是李华，你的美术老师带你去公园上了一节美术课，请你写一封信给Chris，要帮他介绍给外国朋友去公园上了美术课之后完成的作品和感想。

OTTAWA, June 7 (Xinhua) -- Italian Matteo Manassero and New Zealander Ryan Fox were deadlocked atop the leaderboard during third-round play of the RBC Canadian Open on Saturday as each carded a ...