Points in the article: (1)seem,可做系动词或不及物动词用，意为“似乎，好像”。 句子结构:主语+seem(s)+to do sth.看起来……,此句型中的seem与不定式一起构成复合谓语。 eg.Our school seems to get more and more beautiful.我们学校看起来变得越来越美丽。 (2) have been + doing持续做…… I have been studying English for about eight years. (3 ) since his fourth birthday自从他四岁此处用序数词表达年龄。 Jim has owned a toy car since his fourth birthday.

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