Unit 12 Life is full of the unexpected. 第三课时 Section B (1a 1e) 一、用括号内所给单词的适当形式填空。 (5 3分 15分 ) 1 Run quickly! Dont stand there like a _(foolish). 2 Uncle Li is never _(tiring) of helping others. 3 Her opening remark was followed by an _(embarrassing) silence. 4 Last week Professor Zhao was _(invite) to make a speech on Chinese traditional festivals. 5 My brother had _(change) the alarm clock to an hour earlier before I woke him up this morning. fool tired embarrassed invited changed 二、用方框中所给短语的适当