（ ）is the popular backbone technology for transmitting information at high speed with a high level of fault tolerance which is developed under the direction of ANSI.

判断题

The“Piaoyi”tea cup is very popular in office.

答案解析

单选题

The computer center，( )last year，is very popular among the students in this school.

答案解析

单选题

（ ）is the popular LAN developed under the direction of the IEEE 802.5.（ ）is the popular backbone technology for transmitting information at highspeed with a high level of fault tolerance which is developed under thedirection of ANSI.

答案解析

单选题

For some obscure reason,the simple game is becoming very popular.

答案解析

单选题

（ ）is the popular backbone technology for transmitting information at highspeed with a high level of fault tolerance which is developed under thedirection of ANSI.

答案解析