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【简答题】
差错控制技术主要有以下四种:________、________、________和________
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反馈参考答案：
举一反三
【简答题】趋势分析(trend ysis)
【单选题】Pakistani and U. S. officials have formally signed an agreement before they______.
A.
fought together against the terrorist group
B.
negotiated on the anti-terrorism cooperation
C.
spied on the Taliban in Afghanistan
D.
united to form. coalition troops
【单选题】The difference between a fad and a trend is that .
A.
a fad lasts longer
B.
a fad is more important
C.
a trend lasts longer
D.
a trend will never change
【单选题】What made her father angry?
A.
Linda's not answering his phone call earlier.
B.
Linda's not answering the man's phone call.
C.
Linda's didn't like him.
【单选题】I don't know _____ my father's father in English. [ ]
A.
how call
B.
what call
C.
how to call
【单选题】Which is not the trend of present environment situation ?
A.
global pollution trend
B.
climate trend
C.
population trend
D.
economy trend
【单选题】用样本的信息推断总体,样本应该是
A.
总体中的典型部分
B.
总体中有意义的一部分
C.
从总体中随便抽取的一部分
D.
总体中有价值的一部分
E.
从总体中随机抽取的一部分
【单选题】• Your father’s father, you call him_____.
A.
uncle
B.
grandfather
C.
brother
D.
father
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