🗣️ 情景例句
She is sleeping here so she won't have to travel from Riverdale in the morning.
她晚上住在这儿，免得早上从Riverdale赶过来。
We'll exchange presents.
我们要交换礼物。
It took years of hard work to speak good English.
讲一口流利的英语需要多年的刻苦操练。