翻译：In the future, one may even find a videophone number. What is this number for? Video conferencing.
举一反三
- May I ask your telephone number? What is your telephone number? Give me your telephone number, please.
- According to recording 4.1, which statement is true? （ ）。 A: Number four and number five. B: Number one and number two. C: Number three and number four. D: Number one and number four.
- The even number is yang while the odd number is yin.
- Place in the middle box a number larger than 1. If the number is the correct one, all the other numbers can be divided by it without leaving any remainder. What is the number
- Here must be an even number ( ) in any graph. A: Node with even degrees B: The node of the entry degree is odd. C: Nodes with odd degrees D: The node of the outing is an odd number.