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【单选题】
What is the purpose of the text?
A.
To describe the job of a ROM.
B.
To provide information about ALRL.
C.
To announce an open position at ALRL.
D.
To make known the opening of the new laboratories.
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举一反三
【单选题】I know you think I'm talking nonsense, but ______ you will realize I am right.
A.
at one time
B.
in time
C.
at times
D.
on time
【单选题】how does a mule work?
A.
Jointly.
B.
Independently.
C.
consciously.
D.
Separately.
【单选题】根据《地表水环境质量标准》(GB 3838—2002)的Ⅲ类标准,BOD5的标准限值是 ( )mg/l。
A.
6
B.
5
C.
4
D.
3
【单选题】根据《地表水环境质量标准》(GB 3838—2002)的Ⅲ类标准,DO的标准限值是( )mg/L。
A.
3
B.
4
C.
5
D.
6
【单选题】What is a "mule"?
A.
A person who sends smuggling goods for a syndicate is called mule.
B.
A person in charge of smuggling goods is called mule.
C.
A person who makes delivery for a syndicate is called mule.
D.
A person who receives instructions from a smuggler is called mule.
【单选题】As ___ as a mule
A.
strong
B.
brown
C.
stubborn
D.
dirty
【单选题】现行的《地表水环境质量标准》(GB 3838—2002)中,Ⅲ类水DO的标准值是( )mg/L。
A.
≤5
B.
≥5
C.
≤3
D.
≥6
【单选题】我国的《地表水环境质量标准》(GB3838-2002),将地表水体分成()类。
A.
Ⅰ-Ⅳ
B.
Ⅰ-Ⅳ
C.
Ⅰ-Ⅴ
D.
Ⅰ-Ⅵ
【简答题】基于实验六家乡影像监督分类结果,利用Erdas或ArcGlS平台,编制某地土地利用现状分布图(图名,图例,指北针,比例尺,坐标系统,编制者及时间等),结果为jpg格式。
【简答题】设有A=“”,B===“mule”,C=“old”,D=“my”,试计算下列运算的结果(注:A+B是CONCAT(A,B)的简写)。 (1)A+B; (2)B+A; (3)D+C+B; (4)SubStr(B,3,2); (5)SubStr(C,1,0); (6)StrLen(A); (7)StrLen(D); (8)Index(B,D); (9)Index(C,“d”); (10)Insert(...
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