---Daddy,would you buy me an MP3 player if I do well in the first city-wide examination?
---I____,I promise.
A would B shall C will D do为什么选C不选B，shall不是有允诺的意思吗
Difficulties and hardships have ____the best character of the young geologist.
A brought in B brought out C brought up D brought about为什么选B解释下 谢谢

1.父亲的意思应该是我愿意，我允诺。（我求之不得，我保证。）
shall的意思是必须，应该，有义务做事的意思。
2.本句的中文意思应该是重重的困难险阻展现了这位年轻的地质学家的优秀品质。bring out有出现，展现出，暴露出的意思， bring up是培养的，教养，教育的意思。

I want to bring out the meaning of the poem.
我想讲一下这首诗的意义。
The enlargement brings out the details in the photograph.
照片放大後细微之处都很清楚.
A crisis brings out the best in her.
在紧急关头看出了她的优秀品质.