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【单选题】
--- Where is Uncle Bill? --- He is in the children's room. He is telling them interesting story.
A.
a
B.
an
C.
the
D.
/
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【单选题】若投资者对股票看好,他应该:( )
A.
多头认沽期权;
B.
空头认沽期权;
C.
空头认购期权;
D.
以上都不是;
【简答题】Where and when was the first McDonald ' s built? It was built in ____1____,California in ____2_____.
【单选题】某机械厂生产的铸件合格率为90%,则其标准差为( )
A.
0.9
B.
0.81
C.
0.09
D.
0.30
【简答题】Dr. James Barry was the first woman in England to go to medical school. When she was grow-ing up, women could not go to medical school. (77) So how did she become a doctor? She simply pretended that s...
【判断题】平板状塑件 容易翘曲变形, 常用支撑方式为点支撑或边框线支撑。
A.
正确
B.
错误
【简答题】某机械厂生产的铸件合格率为 90% ,则其合格率的标准差为( )。
【单选题】When was AIDS first identified?
A.
In the 1960s.
B.
In the 1970s.
C.
In the 1980s.
D.
In the 1990s.
【单选题】When printing was invented in the 1500 s, the ___ Bible was the first complete work printed.
A.
Latin
B.
English
C.
Aramaic
D.
Hebrew
【简答题】模仿例子改写句子: Zhè shì yí jiàn zhōngshì de yīfu .【图片】Zhè jiàn yīfu shì zhōngshì de.例:这是一件中式的衣服。 【图片】 这件衣服是中式的。Nà shì yí jiàn xiǎo hào de yīfu.那是一件小号的衣服。
【单选题】某机械厂生产的铸件合格率为 90%,则其标准差为( )
A.
0.9
B.
0.81
C.
0.09
D.
0.3
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