【单选题】
The trick in food photography is to show the food looking fresh， so many dishes have stand-ins， just as movie stars do. “When I get my lights and cameras set up， I remove the stand-in and put in the real thing，” explains Ray Webber， who photographs food for magazine advertisements. “Sometimes I
have to brush the meat with its juices because it may have dried out a bit.A、and when I‘m shooting (拍照) something like tomatoes， I always carry water to spray them with dew just before I shoot.”
Shooting food outdoors has special problems. “I‘m always worrying about flies or worms crawling up a glass，” Webber explains， “my worry is that someday a dog will come up from behind and run off with the fooD、” Once Webber was shooting a piece of cheese outdoors and needed something to make its
color beautiful. Finally he found it： a weed with lovely blue flowers. When the shot appeared， several people were horrified-the weed was deadly nightshade!