单选题
The secretary is expected to explore ideas for post-war reconstruction of the area.
A. deny B. investigate C. stress D. create
【正确答案】
B
【答案解析】explore的意思是“探险、探索”，在这个句子里和investigate相当。又如：For centuries, scientists have been exploring the secret of the human brain. 几百年来，科学家一直在探索人类大脑的秘密。