绘图题：画出电感、电容、电阻串联正弦交流电路的阻抗三角形图。

天津宝坻某加工贸易企业委托天津某进出口公司从国外进口一批假发，所有的进口文件与该企业开出的信用证完全相符。但到货后发现，假发颜色与订单不符，该企业无法进行加工出口。在这种情况下，该进出口公司应及时取得卸货港商品检验公证书(合同中规定买方有复验权)附上索赔账单向国外出口商提出索赔。 ( )

根据首字母提示填空，每空一词（本题有10小题，每小题1分，共10分）

Experts say that students usually need eight or ten hours’ sleep at night, but most Chinese students don’t get e       小题1: sleep. Some Chinese parents are usually glad to see their children s       小题2: late. They will think their children work hard. But not all parents are happy about this. Once a mother t      小题3: us that every morning her ten-year-old boy put up one finger w       小题4: his eyes still closed, begging （乞求） for one minute to sleep. Like thousands of “early birds” in China, he has to get up b      小题5: six every morning.

A report s       小题6: that without a good night’s sleep, students seem to be weaker t     小题7: they should be. Many students have fallen asleep during class at one time or another. Too much homework is not the only reason w       小题8: students stay up late. Watching TV or playing computer games late into night is a       小题9: a reason.

Experts have ever said that students should have good study habits. So some clever students n       小题10: study late, they are able to work well in class.

对进行计量的工程项目必须满足条件（）

A．进度计划要求

B．计量的项目应符合合同要求

C．质量必须达到合同规范标准要求

D．工程项目已完工

E．验收手续必须齐全

网络层是实现电子商务的最底层的硬件基础设施，包括( )、( )、( )和( )。

A．远程通信网(Teleco

B．有线电视网(Cable T

C．无线通信网(Wireles

D．互联网(Interne

一香港客户A漫游到济南，早八点济南全球通客户B在本地呼叫A，与A通话3分钟，将收取A（）元通话费。