As a result of my laziness, I failed __________(finish) my work in time.
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I'm sorry _______(not tell) you about the accident at the time.
He could do nothing but _______(waite) for the bus _________(come).
She feels so strongly that each of us should have a role ________ (play) in making the earth a better place to live in.
「旅行は来週ですね。準備はもう大丈夫ですか。」「ええ、()てあるし、()てあるから。」