世界上使用人数最多和分布最广的语言分别是( )
A.汉语、日语
B.英语、法语
C.汉语、英语
D.德语、俄语
世界上使用人数最多和分布最广的语言分别是汉语和英语.
故选:C.
Our English teacher is very nice. We _____ friends since three years ago. [ ]
A.were
B. became
C. have been
D. have made
ADC288机器故障隔离功能不可以隔离()
A.ADF
B.纸盒
C.LCT
D.碳粉