1.The French state imagined itself as a bringer of civilisation to Africa, and the railway was to provide a way for the Congolese to take part in world trade.

imagine...as... 把...想象成

eg.He imagined himself as manager of the company.

他把自己想象成公司的经理I(TR)LS.vUobcR。

provide...for... 为...提供...

eg.The trees provide shade for the animals in the summer.

夏天，这些树为动物提供乘凉的地方.pmce)cj7bm@VUd6i3Z[。

2.It was cheaper to replace workers who died with new ones than to keep them healthy.

replace...with... 用...替代...

eg.It is not a good idea to replace meals with snacks.

用零食来代替正餐这不是什么好主意qJ]Wjf(w*(wdbIs1UL7。

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