题目

Without his wartime experiences, Hemingway____ his famous novel A Farewell to Arms. A . didn't write B . hadn't written C . wouldn't write D . wouldn't have written 答案：D下列书写正确的一条食物链是A. 太阳→青草→昆虫→蛙→蛇 B. 青草→昆虫→蛙→蛇C. 青草→昆虫→蛙→蛇→细菌 D. 昆虫→蛙→蛇