58×45的积的最高位是千位．______．（判断对错）
58×45=2610，积的最高位是千位．
故答案为：√．
根据句意及所给首字母，完成单词。
1．Our teachers are having a m ________ in the teachers' office.
2．Can I b ________ your bike? Mine is broken.
3．Lucy h ________ traveling by plane, but she likes taking the train.
4．Thank you very much for i ________ me to your party.
5．Please don't play w ______ that dog. It's dirty.
内蒙古自治区地域辽阔，不仅与俄罗斯、蒙古国接壤，而且与我国东北、华北、西北的( )兄弟省区毗邻：
A．6个
B．7个
C．8个
D．9个
