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[加える語]
(1) How [often] have you skied?
(2) I haven't seen you [for] a long time.
(3) We learned that World War Ⅱ [ended] in 1945.
(4) Mary has [been] waiting for him since this morning.
(5) I showed her the picture given to me [by] Taro.

参考にしてください。

大野

ありがとうございます!

taka

You're welcome!😊

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