根据句意以及首字母提示些单词,补全句子.
Peter is the most e____ student in our class,and he always achieves A grades in all subject
用所给词的适当形式填空,补全句子
If you want to go into e building,please put your ____(sign) at the reception desk.
What about going to France for our holidays this winter?(改为同义句)
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