現在完成式:have / has 後面接做過的動作!
你已經洗好便當盒,準備收進書包!
已經做了、結果和現在有關,用 have / has+過去分詞。
I、you、we、they 用 have;he、she、it 用 has。
否定在 have / has 後加 not;問句把 have / has 放句首。
I have already washed my lunch box.
(我已經洗好便當盒了。)
再看一句:
Has Leo finished his math homework yet?
(Leo 已經寫完數學功課了嗎?)
段考常見陷阱
Leo has finish his math homework.
Leo has finished his math homework.
記住:have / has 後面要接過去分詞!finish 要改成 finished。
小提醒:這裡的過去分詞是動詞變化,如 eat 變 eaten。already 表示已經;yet 常放在問句或否定句尾。

