问题
多项选择题
条形码常见的码制有()。
A.EAN码
B.UPC码
C.标准39码
D.库得巴码(Codabar码)
答案
参考答案:A, B, C, D
条形码常见的码制有()。
A.EAN码
B.UPC码
C.标准39码
D.库得巴码(Codabar码)
参考答案:A, B, C, D
Welcome to the zoo!
A. 10:00 in the morning B. 8:00 in the morning C. 8:00 in the afternoon 小题2:The zoo opens ______ days a week. A. two B. five C. seven 小题3:If you are 13 years old, and you want to go to the zoo, you should pay______. A. $ 3 B. $ 6 C. $ 8 小题4:Kate is 12, and her little sister is 6. If they go to the zoo, they should pay____. A. $ 8 B. $3 C. $ 6 小题5:The zoo closes (关) at ________ on Wednesday. A. 10:00 a.m. B. 6:00 a.m. C. 6:00 p.m. |