begood所有短语及用法巧记
一、“ be good at sth. ”和“ be good at doing sth. ”表示“善于,擅长于(做)……”,“ be good at sth. / doing sth. ”与“ do well in sth. / doing sth. ”结构相同,使用时要注意系动词 be 和谓语动词 do 在主语人称和数不同时的相应变化。如: 我父亲擅长于画马。 ①My father is good at drawing horses. ②My father does well in...