题目内容
根据句意和汉语注释,写出单词的正确形式。
1.These coats must be the ______(志愿者) over there.
2.Today is my grandpa’s _______(九十九) birthday.
3.Most of the children often get ______(明信片) on New Year’s Day.
4. Mr. Wang spent two _______(千) yuan buying a modern mobile phone.
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