【简答题】I always remembered the first time I took part in an English composition competition. “Right! Dean would be the of our class to participate in the English composition competition,” my classmates said....
【单选题】对于图示单元体中的最大切应力 等于( A )。
【单选题】I always took the _______ that my boss worked for me.
【简答题】阅读程序题2:设51单片机系统的晶振频率fosc=12MHZ,编程实现P2口从低位到高位(P2.7←P2.0)循环点亮的流水灯,各位间隔50ms,50ms时间用定时器T1来实现。 #include unsigned char deng[]=(__); //定义数组 unsigned char m=0; //定义一个变量m, //m用来记录流水灯的状态 void main() { TMOD=0x10...
【简答题】I was a little surprised. In the U.S, we only use cards for business, so I didn’t bring mine. I just took the Japanese people’s business cards and put them in my pocket. After the wedding, I learned t...
【简答题】完形填空 I always remembered the first time I took part in an English composition competition. 'Right! Dean would be the __ 11 __ of our class to participate in the English composition competition,' my cl...
【简答题】下图所示为我国某地区土地资源利用景观图,该地区春分日正午太阳高度是60°,位于东8区,其中A为山区,B为丘陵梯田地区,C为平原地区,D为水库,E为乡镇企业,F为库区北侧丘陵低山。 读图,回答下列问题。 (1)对于该地区的开发利用,当地政府有三种方案。你认为哪一种方案能最科学地开发利用自然资源,符合可持续发展原则?___________。 第一种方案:A.营造薪炭林 B.栽种苹果 C.种植水稻 D....