來源:網(wǎng)絡(luò)資源 2023-01-09 19:02:56
過去完成進(jìn)行時(shí)和過去完成時(shí)的比較
She had cleaned the office, so it was very tidy.
她已經(jīng)打掃過辦公室了,所以很整潔。(強(qiáng)調(diào)結(jié)果)
She had been cleaning the office, so we had to wait outside.
她一直在打掃辦公室,所以我們不得不在外面等著。(強(qiáng)調(diào)動作一直在進(jìn)行)
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