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【单选题】
含油污水中含有溶解的主要有害气体不包括( )A.
O2
B.
O2
C.
H2S
D.
SO2
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举一反三
【单选题】结构化程序由顺序、选择、循环三种基本结构组成,以下相关叙述错误的是
A.
三种基本结构不可以嵌套使用
B.
选择结构是根据条件决定执行不同分支中的语句
C.
顺序结构是按语句在程序中的先后顺序逐条执行,没有分支,没有转移
D.
循环结构是根据条件决定是否重复、重复执行多少次循环体语句
【简答题】B People use their mouths for many things. They eat, talk, shout and sing. They smile and they kiss. In the English language, there are many meanings using the word “mouth”. But some of them are not s...
【单选题】What is the permission for using the camera?
A.
android.permission.USE_CAMERA
B.
android.permission.CAMERA
C.
android.permission.hardware.CAMERA
【单选题】On left of the yard, there are many birds _____ the tree .( ) A . are singing on B . sing in C . singing in D . singing, on
A.
a
B.
b
C.
c
D.
d
【简答题】给下列问句选择正确答语。 ( ) 1. Who likes to sing and dance? ( ) 2. How many students are there in your class? ( ) 3. Where are you going this Sunday? ( ) 4. What time do you get up? ( ) 5. Ar...
【单选题】What is the problem with the camera?
A.
It was received late.
B.
The incorrect camera was received.
C.
Some of the contents are missing.
D.
The camera is not working properly.
【简答题】At Sunny Acres the campers must honor many traditions, including the custom of singing before an audience whenever they break a rule. If for example, 1. _________ reaches the dining hall late for supp...
【单选题】The camera you mentioned is of high quality, but it is _______ expensive a camera _______ I can’t afford.
A.
so, that
B.
so, as
C.
too, that
D.
too, as
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