Which of the following technologies is NOT mentioned?
A: Smart phones.
B: Delivery robots.
C: Smart trains.
D: Wearable devices.
A: Smart phones.
B: Delivery robots.
C: Smart trains.
D: Wearable devices.
举一反三
- Which of the following sections points out smart phones now making up the majority of mobile phones sold in the world? A: Section A B: Section B C: Section E D: Section F
- Which of the following are tips for smart shopping?_
- 5. Which of the following is NOT true of Cindy Smart?
- Smart phones can ________ Sina Weibo.
- 中国大学MOOC: Which of the following goals is SMART?