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【判断题】
对一组数据中的异常值进行检验时,当剔除一个数据后,如果还要检验下一个数据,则无需重新计算这组数据的标准偏差s。A.
正确
B.
错误
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举一反三
【单选题】The salmon dish was _______, wasn’t it?
A.
success
B.
the success
C.
a success
D.
successes
【单选题】The writer asked abou the price of a glass butter-dish in Change Alley because he wanted to______.
A.
buy it at a lower price
B.
change his dish for something else
C.
find out if the shop assistant is polite
D.
compare the prices of the dish in two stores
【简答题】电子稳定程序
【单选题】Woman: Don't you know Jim works as a dish washer at a restaurant around the corner? Man: It isn't a bad job to start with. I wouldn't mind that job for the summer if no others are available. Question:...
A.
He likes the job of a dish washer because it pays well.
B.
He thinks it's important to have a good job from the beginning.
C.
He hates to be a dish washer because it's boring.
D.
He would work as dish washer in summer if he has to.
【单选题】—What do you think of the dish? —It is sweet and sour, but isn’t __________.
A.
crisp enough
B.
crispy enough
C.
enough crisp
D.
enough crispy
【单选题】The dish ______ terrible! I don't like it at all.
A.
tastes
B.
tasted
C.
will taste
D.
is tasted
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