摘要：28．How can they learn so much they spend such a lot of time hanging about? A．although B．when C．before D．until
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How can they learn so much they spend such a lot of time hanging about?
A．although B．when C．before D．until
查看习题详情和答案>>How can they learn so much _______ they spend such a lot of time hanging about?
A．although B．when C．before D．until
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How can they learn so much they spend such a lot of time hanging about?
| A．although | B．when | C．before | D．until |