串联数据通信是指以（）位单位的数据传输方式。 A.位 B.字节 C.字 D.字节或字 发布时间：2020-02-11 14:35 │ 来源：www.tikuol.com 题型：单项选择题 问题： 串联数据通信是指以（）位单位的数据传输方式。A.位B.字节C.字D.字节或字
题型：单项选择题 完形填空。 Each of us makes mistakes from time to time. In fact, we can 1 a lot from our mistakes. Donnie was a 2 student and never answered questions in class. He was 3 to make mistakes. He never finished his homework 4 he didn't want to make any mistakes. Nothing changed 5 Marry Anne, a teacher, came to our 6 . One morning, Marry Anne asked Donnie to 7 some questions. After a while Donnie was in tears because he made a mistake. 8 Marry Anne got a box full of erasers from the desk. "Look, Donnie," she said standing 9 him."I've got something to show you." She 10 the erasers, one at a time, and put them on the desk. "See these erasers, Donnie?" she continued."Do you know 11 the erasers become smaller and smaller? That's because we make mistakes. But we erase the mistakes and try 12 . That's what you must learn." "Here," she said,"I'll 13 one eraser on your desk, so you will remember that 14 may make mistakes." Donnie looked at Marry Anne and smiled. Donnie 15 a lot from then on. He knew that everyone had the permission to make mistakes as long as you learned them and tried again. ( )1. A. take ( )2. A. good ( )3. A. glad ( )4. A. because ( )5. A. after ( )6. A. row ( )7. A. answer ( )8. A. Suddenly ( )9. A. on ( )10. A. put out ( )11. A. when ( )12. A. more ( )13. A. forget ( )14. A. nobody ( )15. A. changed B. make B. shy B. excited B. so B. while B. class B. ask B. Quickly B. with B. took away B. how B. again B. carry B. somebody B. got C. get C. clever C. surprised C. if C. until C. team C. give C. Luckily C. beside C. took out C. what C. another C. leave C. no one C. learned D. bring D. small D. afraid D. but D. when D. classroom D. have D. Carefully D. to D. took off D. why D. one D. give D. everybody D. thought 查看答案
题型：单项选择题 按照我国《医疗机构水污染物排放标准》（GB18466-2005）的规定，传染病、结核病医疗机构水污染物中的粪大肠菌群排放指标为每升（）A.不得检出B.≤10MNPC.≤50MNPD.≤100MNPE.≤500MNP 查看答案