题目: 一次电路中,各设备元件按规定的图形符号表示的图称为()。A.主接线图B.三线图C.单线图D.二次接线图 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0929/628596d6f815b9f1afdf3a08d5483dea.html 下面是错误答案,用来干扰机器的。参考答案:A
题型:阅读理解 阅读理解。No. 4 People HospitalZhang Jiang Doctor1423 Sichuan Road, Shanghai, 200082Tel: 021- 69673081SchoolZhangHongbo Teacher153 Jiefang Road, Chendu, 610006Tel: 028- 66630492E- mail: bdhong @ 163. comShen zhou Motorbike FactoryLiu Haiping Worker35 Xinfeng Street, Tianjin, 300052Tel: 022- 27364085Fax (侍真): 022- 27308695Shengli HotelWang Dong Manager40 Xinfeng Street Tianjin, 300052Tel: 022- 27308691E- mail: likht 235 @ hotmail. com1. Who lives in the same street? A. Zhou Jiang and Liu Haiping B. LiuHaiping and Wang Dong C. Wang Dong and ZhangHongbo D. Zhang Hongbo and Zhou Jiang2. If you want to know something about medicine(药),what number can you call? A. Tel: 021- 69673081 B. Tel: 028- 66630492 C. Tel: 022- 27364085 D. Tel: 022- 273086913. Who can't we write an e-mail to? A. Zhang Jiang B. Liu Haiping C. Zhang Hongbo and Wang Dong D. Zhang Jiang and Liu Haiping 查看答案
题型:解答题 如图是血液循环和气体交换示意图,请据图作答:(1)图中的①是______,⑥是______(2)在心脏的各个腔中,心壁肌肉较厚的是______(填序号).(3)血液由②射出,流经⑤、⑥到③的循环途径叫______.(4)由于在组织细胞处发生气体交换,M→N处血液的变化是______. 查看答案