增值税是以货物生产流通和劳务服务在各个流通环节的（）为征税对象征收的一种税。
A.法定销售额
B.法定增值额
C.法定利润额
D.法定净收益
参考答案：B
单词填空
1. He is their _____(收养的)son, but they love him very much.
2. Swimming is _____(禁止；取缔) in this lake.
3. We can be _____(灵活的)about your starting date.
4. There are various reasons why people write _____(诗；诗歌).
5. You will soon get _____(习惯于) to the climate here.
6. Please don't put those glass bottles on that old table, because it is not _____(平稳的).
7. I'm not sure whether they can _____(交换；交流) their gifts.
8. He _____(试图；企图) to pass the driving test, but he had no luck.
9. Jack is late again. It is _____(典型的；有代表性的 ) of him to keep others waiting.
10. Each child is unique and teachers should encourage each one to realize their _____(有潜力的).
男性，19岁，从西藏来京，10天后出现持续高热，体温39℃，无寒战，干咳、无痰，伴乏力、食欲不振，无呼吸困难，查体无阳性体征。血常规WBC7．9×10／L，NE65％，血沉70mm／h，给予头孢呋辛及阿昔洛韦抗炎及抗病毒治疗10天无效。最有可能的诊断是（）
A.急性肺脓肿
B.败血症
C.肺炎
D.伤寒
E.急性血行播散性肺结核
