What temperature is recommended for washing light colored clothes？

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根据下列材料，请回答11~15题：请在第____51_____处填上答案。

__ between the watches Mr. Swift's company ordered and those delivered.

This 12 man was an Italian. He was called Leonardo Da Vinci. He was good at everything he tried. We remember him today, however, as an artist. He was one of the greatest artists the world has ever 13 . You may have heard of a picture called "Mona Lisa". He painted that. While he was in Milan, he painted a 14 picture. He drew it on the wall of a monastery(修道院) dining room. Many people say this picture is the greatest one ever painted. It's called "The Last Supper". Da Vinci worked hard painting this picture.Often he worked all day and never 15 to eat or drink. 请在___11______处填上答案。