“跟单”中的“跟”是指跟进、跟随，跟单中的“单”是指贸易合同项下的订单。( )

事先没有预定目的，不需要作意志努力，也不由意识控制的注意是（）。

A．有意注意

B．无意注意

C．有意后注意

D．集中注意

阅读理解。

     2.26-meter-tall Yao Ming made his NBA debut (初次登台) on October 23, 2002 and got 6 points for the

Houston Rockets in the game. The next day, he got 13 points (得分) in another game. 　　

     Most people think that Yao Ming is a born basketball player. But Yao said, "When you watch it on TV, it

looks very easy. But when you are playing in the NBA, it is really not so easy." He said that joining the Houston

Rockets was a new start and a new challenge. "I hope that through very hard work I can make everyone

happy and help the Rockets win more games," he said. 　　

    Yao Ming speaks some English. Both he and his teammates can undersand each other. They don't think

there is a language problem. While Yao Ming faces this new challenge, the people of Houston have shown

great interest in him and they hope Yao Ming will bring new energy (活力) to the Rockets. The team has

started having lessons to learn more about China, and many people who work for the Rockets have learned

to speak some Chinese.

1.Yao Ming got 13 poins on October _____, 2002. [ ]

A.22　　　　

B.23　　　　

C.24　　　　

D.26

2.Yao Ming said that _____. [ ]

A.playing in the NBA was difficult

B.it was hard to watch NBA games on TV 　

C.he was an NBA star　　　　　

D.it was boring to play basketball

3.The people of Houston hope Yao Ming will _____.[ ]

A.speak excellent English　　　　　　

B.bring new energy 　　

C.make NBA games easy　　　　　　

D.face new challenge

4.From the passage we can know that Yao Ming _____. [ ]

A.will work hard for his team

B.made the highest score in his first NBA game 　

C.can't understand his teammates

D.teaches the Rockets workers Chinese himself

5.The passage is probably _____. [ ]

A.an advertisement　　　　　

B.a notice 　

C.a news report　　　　　　　

D.an instruction

X线信息影像传递过程中，作为信息源的是（）

A.X线

B.被照体

C.增感屏

D.胶片

E.照片

甲公司因整理文字资料的需要招聘了李某，并与李某协商签订了一份非全日制用工劳动合同。李某工作一段时间后，觉得收入太低，又到乙公司工作，并签订了非全日制用工劳动合同。不久，李某觉得同时在两家公司工作太累，遂向甲公司提出解除劳动合同。甲公司认为李某应提前30日通知该公司解除劳动合同；而李某则向甲公司提出解除劳动合同经济补偿的要求。

关于李某订立非全日制用工劳动合同的说法，正确的是（）。

A.李某不得与甲公司以外的用人单位订立劳动合同

B.李某与甲公司订立的非全日制用工劳动合同不得约定试用期

C.需经甲公司同意，李某才能与乙公司订立劳动合同

D.甲公司与李某不可以订立口头协议

原油与常一中回流油换热，回流油质量流量Wh=39000㎏/h，经换热温度从210℃下降到115℃，回流油入口热焓为518.32KJ／㎏，出口热焓271KJ／㎏，求换热器的热负荷。