After the flood the villagers began to and tried their best to rebuild their homeland. A

问题补充：

After the flood, the villagers began to and tried their best to rebuild their homeland.

A. look up

B. look back

C. look around

D. look ahead

答案：

A. look up

B. look back

C. look around

(答案→)D. look ahead

解析：本题的含义是洪灾之后，村民们开始规划未来，竭尽全力地重建家园，look ahead表示规划未来的意思，故本题选D。