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【简答题】
国际贸易术语是说明商品的价格构成、交货地点以及确定买卖双方责任、__________和___________划分的专业用语。
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举一反三
【简答题】单词填空。 Wang Ping was _____ (born) in1991 in Shanghai. She swims very well and now is _____ (study) in our school. She hopes to _____ (become) a number of the national team and win at the 2008 Olympic G...
【简答题】配对阅读 ( )小题1: Paul is a Chinese film director. He want to know more about world famous directors and their directing style, and learn something from them. ( )小题2: Helen has played some characte...
【简答题】根据句意，用所给单词的适当形式填空。 小题1:I didn’t want to be treated （different）from anyone else. 小题2:When she was in her (twenty), she began to study Japanese. 小题3:Compared with his twin brother, he does (well) in Eng...
【单选题】设全集U＝{1,2,3,4}，集合A、B是U的不同子集，若A∩B＝{1,3}，则称A，B为“理想配集”，记作(A，B)，则“理想配集”(A，B)的个数为 ( )
A.
4
B.
8
C.
9
D.
16
【单选题】设全集U={0,1,2,3,4,5,6},集合A={2,3,4,6},则A在U中的补集是( )
A.
{0,2,3,4,5,6}
B.
{2,3,4,5,6}
C.
{0,1,5}
D.
∅
【简答题】某通信系统采用CRC校验。要发送的数据为11010011101。采用的生成多项式为P= 。试求发送端的加在数据后面的余数。
【单选题】设全集U是实数集R，M={x|x 2 ＞4}，N={x|x≥3或x＜1}都是U的子集，则图中阴影部分所表示的集合是 [ ]
A.
{x|﹣2≤x＜1}
B.
{x|﹣2≤x≤2}
C.
{x|1＜x≤2}
D.
{x|x＜2}
【单选题】What can be known about Maya ’ s dream?
A.
She dreams of becoming a TV hostess.
B.
She hopes to be helpful to animals.
C.
She plans to study at college.
D.
She looks forward to working with Tiffany.
【简答题】设全集为U，集合A?U、B?U，则下列关系中与A?B等价的是______．（写出你认为正确的所有序号） （1）A∩B=A；（2）A∪B=B；（3）A∩C U B=?；（4）B∩C U A=?．
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【单选题】设全集U={0,1,2,3,4,5,6},集合A={2,3,4,6},则A在U中的补集是( )
A.
{0,2,3,4,5,6}
B.
{2,3,4,5,6}
C.
{0,1,5}
D.
∅
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