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【多选题】
连杆螺栓结构特点有( )。
A.
螺纹多为精加工粗牙螺纹
B.
杆身最小直径应等于或大于螺纹内径
C.
螺母应有防松装置
D.
.采用耐疲劳柔性结构
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【单选题】12-23.When I first arrived in Japan, I was surprised ____ the way people greeted each other.
A.
of
B.
to
C.
with
D.
at
【单选题】进港邮件,应在班机到达后( )小时内办理完交接手续。
A.
半个
B.
一个
C.
一个半
D.
两个
【单选题】In ____Japan ,_____baseball is ____most popular sport.
A.
. a , the , the
B.
 the , the , a
C.
 the , a , a
D.
, the , the
【单选题】进港邮件,应在班机到达后( )小时内办理完交接手续
A.
半个
B.
一个
C.
一个半
D.
【简答题】操作系统是最重要、最基本的系统软件,没有操作系统,人与计算机将无法直接交互,无法合理的组织软件和硬件有效地工作。通常,没有操作系统的计算机被称为“___”。
【单选题】下列氨基酸属于非必需氨基酸的为()
A.
赖氨酸
B.
甘氨酸
C.
蛋氨酸
D.
缬氨酸
E.
色氨酸
【单选题】When I first arrived in Japan, I was surprised ________ the way people greeted each other.
A.
of
B.
to
C.
with
D.
at
【单选题】In ____Japan ,_____baseball is ____most popular sport.
A.
a , the , the
B.
the , the , a
C.
/   ,/ , the
D.
/ , the , the
【单选题】Suppose the average price of a Big Mac in the United States is $3.50 while in Japan the average price is 400 yen. If the market exchange rate is that 1 dollar is exchanged for 100 yen, the purchasing ...
A.
the yen is overvalueD.
B.
the yen value is about correct.
C.
the price of a Big Mac in Japan will rise.
D.
the dollar will depreciate against the yen.
【单选题】三、完形填空 (本题10小题,每小题2分,共20分) 从 A、B、C、D四个选项中选出最佳答案 Many Chinese students find it difficult to learn English ,but not Chinese, because Chinese is their mother language.In fact Chinese is much more difficu...
A.
English
B.
Japan
C.
French
D.
Chinese
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