Choose between at night and in the night
説明を見る前に、覚えていることを数語で書いてください。個人情報は含めないでください。
AIフィードバックと復習スケジュールを利用するにはサインインしてください
解説を表示
At night names a general part of the day. In the night places something within a particular night. Compare a regular arrangement, such as keeping a door locked at night, with an event, such as hearing someone outside in the night.
Residents need a key to enter the building at night.