因特网上可供下载的软件主要类型有________.
A.免费软件
B.共享软件
C.演示软件
D.商业软件
参考答案:A,B,C
五位同学就周末的情况作了记录并拍了照片,请将照片和记录配对。
小题1:I had a great weekend. I went to the beach with my friends and we played volleyball there. It was tiring but fun!
小题2:I went to the beach with my friend John. We lay on the beach. The sun was shining. The sand was comfortable. We came back very late.
小题3:we had a nice time in the mountains. The weather was cool and cloudy. Just great for hiking.
小题4:My weekend wasn’t so good. I went to visit my best friend, but she was not at home. It was raining all day and I was cold and wet.
小题5:I had a great weekend. I visited my aunt. Iplayed with my friends in a swimming pool. It was very hot , but it was relaxing there.
自2010年12月1日起,对外资企业征收城市维护建设税和教育费附加,统一内外资企业城市维护建设税和教育费附加制度。这是我国统一内外资企业税制的又一重要举措,也意味着我国内外资企业税制的全面统一。这 ( )
①有利于大幅度增加国家的财政收入 ②有利于进一步发挥税收调节经济的杠杆作用
③符合世贸组织的非歧视性原则 ④符合诚实守信原则
A.①②
B.②③
C.①③
D.③④