https://online2.tingclass.net/lesson/shi0529/0008/8532/p87.mp3
https://image.tingclass.net/statics/js/2012
He smiled from ear to ear when he received this birthday gift.
當他收到這生日禮物時笑得合不攏嘴。
當中的smile from ear to ear是指因開心而笑得合不攏嘴，也可用grin from ear to ear。
He grinned from ear to ear when his father gave him a new bike.
當他父親送給他一輛新自行車時他笑得合不攏嘴。
