皮皮学，免费搜题
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【单选题】
对草鱼出血病进行病原分离和鉴定，需要采集的样品数量是（）A.
无症状鱼100尾或病鱼10尾
B.
无症状鱼150尾或病鱼10尾
C.
无症状鱼150尾或病鱼5尾
D.
无症状鱼100尾或病鱼15尾
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举一反三
【单选题】An assistant in a bookshop should come up to help you______.
A.
as soon as you have entered a shop
B.
just before you finish browsing
C.
only when you have finished browsing
D.
when he leads you to a particular section.
【简答题】PHP中对字符串数据进行自动转义的函数是 ,对自动转义的字符串进行还原的函数是 。
【简答题】日本大阪关西国际机场的三字代码是（ ）。
【单选题】I would rather()two weeks earlier.
A.
you should come here
B.
you came here
C.
you had come here
【单选题】If you come across a bear, you should not run away at the first moment.
A.
Y
B.
N
C.
NG
【单选题】Some questions may come to you during the interview, but you can and should make good preparations ________.
A.
by design
B.
in advance
C.
in person
D.
by chance
【单选题】. You should remember the cause and avoid it the next time you __________ the same situation.
A.
come out
B.
come about
C.
come up
D.
come across
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