在InterNet上给在异地的同学发一封邮件,是利用了InterNet提供的服务
A.FTPB.BBSC.TelnetD.E-MailE.ICQ
参考答案:D
The professor wants the students to pay more attention to the festivals ______ in other parts of the world.
A.celebrating
B.having celebrated
C.celebrated
D.to celebrate
根据《政府采购法》规定,中国联通是政府采购的采购人。()