今天 星期几 ？    今天 星期三 。    昨天 星期几 ？    昨天 星期二 。    明天 星期几 ？    明天 星期四 。     What day is it today?
It's Wednesday.
What day was yesterday?
Yesterday is Tuesday.
What day is tomorrow?
Tomorrow is Thursday.

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What day is it today?
Today is Wednesday.
What day was yesterday?
Yesterday was Tuesday.
What day is tomorrow?
Tomorrow is Thursday. Lesson Content: What day is it today?
Today is Wednesday.
What day was yesterday?
Yesterday was Tuesday.
What day is tomorrow?
Tomorrow is Thursday.

• summary [´sʌməri]   a.&n.摘要(的)   (英语四级单词)