She often visited the British Museum _____she was staying in London A.while. B.during 答案是...

问题描述:

She often visited the British Museum _____she was staying in London A.while. B.during 答案是...
She often visited the British Museum _____she was staying in London
A.while.B.during
答案是A,为什么不选B?while和during的区别是什么?

While是:‘当...的时候”,而during后面+一段时间,如during the weekend.