1 17个常用“be+形容词+about”结构 be angry about 因某事而愤怒be anxious about 担忧;为……而忧虑be careful about 当心,注意be certain about 确信…be curious about 对…感到好奇be disappointed about 对…失望be excited about 对…感到兴奋;因…而激动be gl...