语 境 自 主 领 悟
先观察原句
后自主感悟
1.By the time it ended，more than 700 people had been killed and 2，700 had been injured.
2.By the late 1890s，he had moved to Galveston，where he died in 1899，a year before the hurricane struck.
3.He said that eleven thousand people lived there and six thousand had left the week before.
4.The reporter asked when people would be able to return home.
1.2句采用了过去完成时，其构成形式为：主语＋had done。
2.1句采用了过去完成时的被动语态，其构成形式为：主语＋had been done。
3.3、4句均为直接引语变间接引语的句子，在变间接引语时，人称、时态、语序等方面都要做相应的变化。
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