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【单选题】
产品的结构线和结构之间的关系A.
它们二者完全一样
B.
结构线可以随意弄，和结构没有关系
C.
结构线是结构的一种装饰线
D.
产品结构线是产品不同部件相互组合之后形成的结果
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举一反三
【单选题】Listen to a short conversation and choose the best answer to each question you hear.
A.
He totally understands the woman's situation.
B.
He feels very sorry for the woman's roommate.
C.
The woman shouldnt keep pets in her dormitory.
D.
The woman shouldn,'t quarrel with her roommate.
【单选题】Listen to a short passage and choose the best answer to each question you hear.
A.
superstitions and science
B.
tips on how to have good luck
C.
superstitions in the United States
D.
rational and superstitious societies
【简答题】问答题 1. 执行命令 ls –l 时,某行显示如下:(8分) -rw-r--r-- 1 chris chris 207 jul 20 11:58 mydata (1)用户chris 对该文件具有什么权限?(2)执行命令useradd Tom后,用户Tom对该文件具有什么权限? (3)如何使任何用户都可以读写执行该文件?(4)如何把该文件属主改为用户root?
【单选题】In such a _________ night, the _________ people couldn’t fall into sleep.
A.
frightening; frightening
B.
frightened ; frightening
C.
frightening ; frightened
D.
frightened ; frightened
【简答题】A．They couldn't get enough income to keep them running. B．Young people couldn't afford to pay the tuition fees. C．Keeping them running at the same level would cast much more. D．Social services need mo...
【简答题】People couldn't help ______ (laugh)at the foolish emperor in the procession．
【单选题】There were a lot of people standing at the door and the small girl couldn’t get _______.
A.
between
B.
through
C.
across
D.
beyond
【简答题】A．They couldn't get enough income to keep them running. B．Young people couldn't afford to pay the tuition fees. C．Keeping them running at the same level would cost much more. D．Social services need mo...
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