题目

买一件上衣和一条裤子,一共要多少钱? 答案：【答案】40+50=90(元)【解析】略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.