Used to indicate ability or permission in the past.
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1. She could be very unpleasant at times. (±×³à´Â ¶§¶§·Î ¸Å¿ì Åü¸íÇØÁú ¶§°¡ ÀÖ¾ú´Ù) 2. Couldn't we get together next week? (´ÙÀ½ ÁÖ ¿ì¸® ¸¸³ª¸é ¾î¶»°Ú½À´Ï±î) 3. How I wish I could go with you! (Âü¸»·Î ³Ê¿Í ÇÔ²² °¡°í ½ÍÀºµ¥) 4. He asked me if he could go home. (±×´Â Áý¿¡ µ¹¾Æ°¡µµ ÁÁÀ¸³Ä°í ³»°Ô ¹°¾ú´Ù) 5. Could you come and see me tomorrow? (³»ÀÏ ¸¸³ª·¯ ¿Í ÁֽðڽÀ´Ï±î)