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【单选题】
在卵泡发育的最后阶段，成熟卵泡的卵泡液急剧增加，卵泡腔增大，直径可以达到( )A.
4-10mm
B.
14-20mm
C.
1-3cm
D.
3-5mm
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举一反三
【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】执行命令 ls –l 时 , 某行显示如下: -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 ?
【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．
【简答题】执行命令 ls –l 时 , 某行显示如下: -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】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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