问题描述：
经常看到BE+形容词+介词短语这种是做句子中的什么成份的
①He was absent from（缺席）the class yesterday.他昨天没来上课.
② I am not yet accustomed（习惯） to the climate here.我还不习惯这儿的气候.
③John is good at swimming.约翰擅长游泳.
④Judy is very proud of her English.朱迪对她英语好感到很自豪.
⑤Don't be afraid of examinations.不要害怕考试.
⑥I am weak in math.我数学不好.
主要想知道介词短语冲当什么成份
①He was absent from（缺席）the class yesterday.他昨天没来上课.
② I am not yet accustomed（习惯） to the climate here.我还不习惯这儿的气候.
③John is good at swimming.约翰擅长游泳.
④Judy is very proud of her English.朱迪对她英语好感到很自豪.
⑤Don't be afraid of examinations.不要害怕考试.
⑥I am weak in math.我数学不好.
主要想知道介词短语冲当什么成份
问题解答：
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