【题目】In winter,they cannot find enough food in the north,so they fly in autumn. ( )
A. south B. west C. east
【答案】A
【解析】
In winter,they cannot find enough food in the north,so they fly south in autumn.冬天,它们在北方找不到足够的食物,所以它们在秋天时飞往南方。

【题目】In winter,they cannot find enough food in the north,so they fly in autumn. ( )
A. south B. west C. east
【答案】A
【解析】
In winter,they cannot find enough food in the north,so they fly south in autumn.冬天,它们在北方找不到足够的食物,所以它们在秋天时飞往南方。