语法图解
探究发现
①My trip to Tibet was really an unforgettable experience.
②His mother's sudden death came to him as a shock.
③This watch is an 18th century watch, which has been passed down from my great grandpa.
④This lab used to be in the charge of Mr Wang.
⑤I like / music, especially the music of the film.
[我的发现] 冠词用于表示类别，不定冠词表示泛指；元音因素前用an，辅音因素前用a；定冠词表示特指；不可数名词前或固定搭配中用零冠词。
