Such promises, I think, come into being mainly for two reasons.
我认为之所以有这样的承诺原因有二。
This is mainly land and capital for two reasons.
这主要是土地和资本的原因有两个。
Mainly responsible for oral English, two hours every day work time.
主要负责英语口语,每天两个小时工作时间。
Mainly responsible for oral English, two hours every day work time.
主要负责英语口语,每天两个小时工作时间。
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