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【单选题】
由于单晶硅具有各项异性,进行碱腐蚀制绒之后形成的结构称为( )。A.
绒面结构
B.
凹坑结构
C.
金字塔结构
D.
金山结构
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举一反三
【单选题】Alice learned the news _________ TV that a Chinese student was killed in Boston marathon blasts.
A.
on
B.
for
C.
with
D.
about
【单选题】We were sad to hear the news that _______ eight Chinese peacekeeping policemen were killed in ______ Haiti earthquake.
A.
the; /
B.
/; the
C.
the; a
D.
an; the
【简答题】We ______ greatly ______ by the news that the Chinese mountaineers had succeeded in conquering the highest peak on earth．听到中国登山运动员成功地登上了世界最高峰的消息，我们受到了极大的鼓舞。
【单选题】女性，26岁，头晕一年，伴月经增多，间断出现吞咽困难半年，舌乳头萎缩，Hb50g/ L，PLT130×109/L，WBC5.0×109/L，白细胞分类：淋巴细胞30%，中性70%，首先考虑的诊断是
A.
食管疝并发贫
B.
巨幼细胞贫血
C.
缺铁性贫血
D.
铁粒幼细胞性贫血
【单选题】设超级用户当前所在目录为: /usr/local ,键入 cd ~命令后,该用户当前所在目录为( ) 。
A.
/home
B.
/root
C.
/home/root
D.
/usr/local
【单选题】设超级用户root当前所在目录为:/usr/local,键入cd命令后,用户当前所在目录为
A.
/home
B.
/root
C.
/home/root
D.
/usr/local
【简答题】____1. Mathew majors in media and hopes to understand Chinese broadcasting and TV News and communicate with the Chinese people. ____2. Sarah is a learner of Chinese with a fairly good knowledge of bas...
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