The paper boat has been floatinghas been floating(float) on the water for two hours.
【考點(diǎn)】現(xiàn)在完成進(jìn)行時(shí).
【答案】has been floating
【解答】
【點(diǎn)評(píng)】
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發(fā)布:2024/5/23 20:38:36組卷:5引用:3難度:0.5
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