Food was short; his vegetable garden became less a hobby than a necessity.
A、…he was forced by hard life to give up his hobby.
B、…he considered it most necessary to keep his hobby.
C、…he was interested in growing vegetables in the garden.
D、…he grew vegetables in the garden mainly for food supply.
【正确答案】：D
【题目解析】：本句选自《综合英语（二）》下册Lesson 4 – Zero Hour: Forty-Three Seconds over Hiroshima。本句考查固定结构less…than…“不是……而是……”，斜体部分的意思是“在园子里种种菜就不再是嗜好而成了必要的劳动了”亦即：现在在园子里种菜目的是供应食物，因此选择D。
