1) How long have you been living in Peru? 2) How long have you been studying English? 3) How long have you been using your cell phone? 4) How long have you been married\single? 5) How long have you been wearing that clothes?

present perfect continuous

由
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嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?