來(lái)源:中考網(wǎng)整理 作者:中考網(wǎng)編輯 2016-10-20 09:51:07
8.現(xiàn)在完成進(jìn)行時(shí)
概念: 表示從過(guò)去某一時(shí)間開(kāi)始持續(xù)到現(xiàn)在的動(dòng)作.這一動(dòng)作可能是剛剛開(kāi)始,也可能仍在繼續(xù),并可能延續(xù)到將來(lái).
構(gòu)成: 主語(yǔ) + 助動(dòng)詞 (have / has ) + been + 動(dòng)詞-ing +…
如: 1. I have been sitting here for an hour.
2. She has been collecting stamps for about 6 years.
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