表面粗糙度代号中数字的方向必须与图中尺寸数字的方向（）。A、略左 B、略右 C、一致

著作权贸易谈判前期的准备工作不必包括（）。

A.估计定价 

B.确定印数 

C.支付预付金 

D.选择权利内容

This is the VOA Special English News Report．

Single--handed(独自的)

Zhou Yang，18，China

Against three strong Republic of Korea competitors，Zhou single—handed took the l，500一meter short speed skating gold to become China’s youngest winter Olympics gold medalisi．According to Coach Li Yan，Zhou，who is usually a gentle girl，took some risks and skated fiercely to take the gold．This is the third gold the Chinese have won at the Vancouver Olympics．

Unobtrusive(不显眼的)

Liu Xiang，26，China   

The Olympic gold medalist said on Friday that he’s not the same old him，after setting his worst record in years——8．08 seconds for 60一meter hurdles．Liu said he still had some way to go before he’s back to his best．Many fans have been expecting his taking--off in the 2010 Doha，but Liu said unobtrusively“Robles is still the best in the 60一meter and 1l0—meter hurdles．

I’m no match now”．He added the performances of Terrence Trammell(US)and Robles would be the highlight of the Doha meet．

Coveted(令人垂涎的)

Michael Jackson，1958—2009，US

Thanks to a whopping(庞大的) $350，000 bid，Michael Jackson’s rhinestone—encrusted(镶满人造钻石的) glove has gone to a Macao company．Jackson wore the sparking glove when he did his first“moonwalk” dance in 1983，so it was a really coveted piece of equipment．The pre—auction estimate put its value at $40，000～60，000，but that wasn’t even close . The glove and nine other items from the auction will be on display in a Macao hotel.

1．From the first news we can learn that Zhou Yang __________

A. likes taking chances in the competitions

B．won three  gold medaIs at the olympics．

C．is not a gentle but a fierce girl

D．is a hard--working and strong--minded girl

2．From the above news，we can infer Liu Xiang__________

A．is not popular with his fans any longer

B．is still out of condition at present

C．is feeling discouraged and depressed

D. is sure of the highlight of the Doha meet

3．The underlined part“but that wash’t even close”probably means __________

A．the pre--auction estimate may be totally wrong

B．the actual price may be far higher than the estimate

C．the glove is not worth the pre--auction estimate

D．the pre—auction estimate is probably correct

4．Where can we probably learn the passage?

A．Broadcast    B.  Announcement    C．Advertisement   D．Newspaper

全部死亡文化的本质在于________。

在整流电路中，滤波电容对输出电压的大小和脉动的影响是（）。

A.都没有影响

B.输出电压增高，脉动减小。

C.输出电压增高，脉动增加。

D.输出电压减少，脉动增加。

（）属于管理者的决策制定角色。

A.发起和管理新的项目

B.监督信息共享

C.雇佣和培训新的雇员

D.联络各工作小组