摘要： 强调句型与时间状语从句的辨析 当用强调句型强调时间状语时.去掉“it is/was 和连词“that 原句仍然成立.而在时间状语从句中.若去掉“it is/was 和连词“when/before .原句不能成立. It was at 14:28 that the terrible earthquake broke out. It was 14:28 when the terrible earthquake broke out.

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