【单选题】【消耗次数：1】
19. When he came to, he found himself _____ on a chair, with his hands _____ back.
①
to sit; tying
②
sitting; tying
③
seating; tied
④
seated; tied
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相关题目
【单选题】
When he came to,he found himself________on a chair,with his hands________back.
①
to sit;tying
②
sitting;tying
③
seating;tied
④
seated;tied
【单选题】
When we came back, he found his bicycle ____
①
was stolen
②
had stolen
③
had been stolen
④
is stolen
【单选题】
When he came back after an absence of 20 years, he found his hometown completely ____. ?
①
changing ?
②
to be changed ?
③
to change ?
④
changed ?
【单选题】
He was _____ his late twenties when he found his first job.
①
in
②
after
③
after
④
from
【单选题】
When the passenger woke up, he found himself ____in a hospital ward.
①
lie
②
lay
③
lying
④
lain
【多选题】
He_____________ to be reading when his mother came in.
①
drew a conclusion
②
nothing but
③
made himself seem
④
pretended
【单选题】
19. He tried to _____ from his memory what he knew of his former neighbor..
①
think of
②
remember
③
summon
④
gave way
【单选题】
It was not until his wife came back [填空]he went to bed.
①
when
②
that
③
which
④
whether
【单选题】
That day he ___________ his clothes before he came to see me.
①
has washed
②
washed
③
had been washing
④
was washed
【单选题】
That day he ___ his clothes before he came to see me.
①
has washed
②
washed
③
had been washing
④
was washed
随机题目
【单选题】
信号发生器的基本组成：_______、______和 _______、_______。
①
转换器、变换器、输出电路、振荡器
②
测量器、振荡器、变换器、输出电路
③
振荡器、变换器、输入电路、振荡器
④
振荡器、变换器、输出电路、振荡器
【单选题】
下列关于信号源的用途，正确的是_______。?
①
激励源、信号仿真、频谱纯度高
②
激励源、信号仿真、频谱纯度低
③
激励源、信号仿真、标准信号源
④
频谱高、信号仿真、标准信号源
【单选题】
下图属于（）<img src="20190718/1563444176317222.jpg" title="1563444176317222.jpg" alt="图片1.jpg"/>
①
脉冲式函数信号发生器
②
正弦波式函数信号发生器