一个数的百亿位、十万位和千位上都是3,其他各位上都是0,这个数是______.
这个数写作:30000303000;
故答案为:30000303000.
人体排出大便(食物残渣)的过程属于排泄.______.(判断对错)
话题作文
假如今天是你父亲的生日,你准备了一份生日礼物送给他.请根据所给信息,用3-5句话描述这件事。
提示: 1. What is the date today? (August 12th)
2. What do you buy for your father? (A T-shirt)
3. How does your father feel? (Very happy)
___________________________________________________________________________________________________________________________________