They were surprised to hearto hear (hear) the noise.
【考點(diǎn)】固定搭配/句型;動(dòng)詞不定式.
【答案】to hear
【解答】
【點(diǎn)評(píng)】
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發(fā)布:2024/4/20 14:35:0組卷:17引用:2難度:0.6