Thank you for teaching me right up till the end of our lesson.
Thank you for staying with me all the way to the end of our lesson.
ーThank you for teaching me right up till the end of our lesson.
「レッスンの最後ギリギリまで教えてくれてありがとう」
right up till the end of our lesson で「レッスンの最後ギリギリまで」
ーThank you for staying with me all the way to the end of our lesson.
「レッスン最後までずっといてくれてありがとう」
all the way to the end of our lesson で「レッスン最後までずっと」
ご参考まで!
Thank you for teaching me right up until the last minute.
Thank you for teaching me right up until the last minute.
Thank you for always teaching me until the very end of the lesson.
Thank you for making full use of the lesson time.
英語では「ギリギリまで」にあたる部分を **right up until the last minute** や **until the very end**、**make full use of the time** などで表します。