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【判断题】
、设备驱动程序是计算机系统专门用于控制特定外部设备的软件,它是操作系统与外部设备之间的接口。 ( )
A.
正确
B.
错误
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【单选题】10 years ago， _________ only one classroom building in our school. And in 10 years， _________ five classroom buildings in our school.
A.
there will be, there are
B.
there was, there will be
C.
there will be; there was
D.
there was, there are
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【判断题】抢救触电者时，要首先把触电者拉到安全地点。()
A.
正确
B.
错误
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【判断题】In ten years, the grain consumption of our town decreased with 20%.()
A.
正确
B.
错误
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【单选题】药物中氯化物杂质检查，是利用Cl-在酸性溶液中与硝酸银作用生成氯化物浑浊，所用的酸是()
A.
稀硫酸
B.
稀硝酸
C.
稀盐酸
D.
稀醋酸
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【单选题】Our town has been added to these years. It is no longer ________ it was 15 years ago, ________ it was poor and untidy.
A.
what; which
B.
that; which
C.
which; that
D.
what; when
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【单选题】Our teacher ____ in our school for 29 years and he ____ here when he was 23 years old.
A.
has taught has come
B.
taught , comes
C.
taught , came
D.
has taught, came
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【单选题】When did For Our Kids begin?
A.
2 years earlier
B.
3 years earlier
C.
4 years earlier
D.
5 years earlier
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【简答题】如图所示电路中,方框代表电源或电阻,各支路上电流的参考方向如图所示,则I1=( ),I2=( )。
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【单选题】No one knows what _______ in fifty years.
A.
will our life be like
B.
is our life like
C.
our life will be like
D.
our life is like
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【简答题】如图所示的电路，求电流i 1 和i 2 。
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相关题目：
【单选题】10 years ago， _________ only one classroom building in our school. And in 10 years， _________ five classroom buildings in our school.
A.
there will be, there are
B.
there was, there will be
C.
there will be; there was
D.
there was, there are
查看完整题目与答案
【判断题】抢救触电者时，要首先把触电者拉到安全地点。()
A.
正确
B.
错误
查看完整题目与答案
【判断题】In ten years, the grain consumption of our town decreased with 20%.()
A.
正确
B.
错误
查看完整题目与答案
【单选题】药物中氯化物杂质检查，是利用Cl-在酸性溶液中与硝酸银作用生成氯化物浑浊，所用的酸是()
A.
稀硫酸
B.
稀硝酸
C.
稀盐酸
D.
稀醋酸
查看完整题目与答案
【单选题】Our town has been added to these years. It is no longer ________ it was 15 years ago, ________ it was poor and untidy.
A.
what; which
B.
that; which
C.
which; that
D.
what; when
查看完整题目与答案
【单选题】Our teacher ____ in our school for 29 years and he ____ here when he was 23 years old.
A.
has taught has come
B.
taught , comes
C.
taught , came
D.
has taught, came
查看完整题目与答案
【单选题】When did For Our Kids begin?
A.
2 years earlier
B.
3 years earlier
C.
4 years earlier
D.
5 years earlier
查看完整题目与答案
【简答题】如图所示电路中,方框代表电源或电阻,各支路上电流的参考方向如图所示,则I1=( ),I2=( )。
查看完整题目与答案
【单选题】No one knows what _______ in fifty years.
A.
will our life be like
B.
is our life like
C.
our life will be like
D.
our life is like
查看完整题目与答案
【简答题】如图所示的电路，求电流i 1 和i 2 。
查看完整题目与答案