2011年9月上映的台湾电影《赛德克·巴莱》讲述了1930年原住民赛德克族反抗日本统治的故事。日本统治台湾的历史开始和结束的时间分别是(     )

我国水能蕴藏量大的地带一般为（   ）

若4x⁴yⁿ⁺¹与﹣5x^my²的和仍为单项式，则m+n=____ 

阅读下面短文，按要求完成各小题。

     Nick and his friends were talking about things that can bring them luck. “I have a lucky red pen,” said Andy. “I have a lucky coin,” said Peter. “Every time I take a test, I carry my lucky coin.” Nick thought for a moment, and said, “My blue socks.” “Blue socks?” the boys were surprised and asked together. Nick said that every time he wore his blue socks to school before a test, he got a good mark.

    The next day Nick had a Chinese test. He was sad because he couldn't find his blue socks. “Mom!” shouted Nick. “Where are my blue socks? I have a Chinese test today, and I need to wear them.”

  “Don't be silly,” Nick's mom said.“They need to be washed.” “When I wear them, I get a good grade.” Nick said.

  “Did you prepare for your test?” asked Mom.

  “Yes.”

  “Then don't worry about it. Just do your best.” Mom encouraged.

    A few days later, Nick's teacher told him that he got 95 in his test. Nick was so excited that he couldn't wait to tell Mom he did well in his test. Mom said, “It wasn't the blue sock s that made you success. In fact, it was made by yourself.”