【单选题】【消耗次数：1】
Where is my pen? I________it.
①
might lose
②
would have lost
③
should have lost
④
must have lost
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相关题目
【单选题】
I have lost my white hat. I______ it somewhere.
①
must be dropping
②
must have dropped
③
must have been dropped
④
must drop
【单选题】
Ive lost my pen. I cant find it anywhere, so I have to buy ____ after school.
①
it
②
one
③
this
④
that
【单选题】
If the whole program __________ beforehand, a great deal of time and money would have been lost.
①
was not planned
②
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③
would not be planned
④
had not been planned
【单选题】
They are working hard to____ what they have lost.
①
make out for
②
keep up with
③
catch up with
④
make up for
【单选题】
The millions of calculations involved, ____ by hand,
would have lost all practical value by the time they
were finished.
①
had they been done
②
they had been done
③
having been done
④
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【单选题】
The millions of circulations involved, _____ by hand, would have lost all practical value by the time they were finished.
①
had they been done
②
they had been done
③
having been done
④
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【单选题】
The millions of circulations involved, _____ by hand, would have lost all practical value by the time they were finished.
①
had they been done
②
they had been done
③
having been done
④
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【单选题】
Before the final examination, many students have shown ___ of tension. Some have trouble in sleeping while others have lost their appetite.
①
anxiety
②
marks
③
signs
④
remarks
【单选题】
13. Where is my pen? I ______ it.
①
might lose
②
would have lost
③
should have lost
④
must have lost
【单选题】
This book has been in the works so long that I have lost _____of most of the sources found for me by the staff of the library.
①
trace
②
trail
③
track
④
touch
随机题目
【单选题】
紫外可见分光光度法中吸收系数法的原理是
①
比尔定律
②
被测组分与对照品吸收度相同
③
不同物质吸收系数不同
④
结构相似的组分相互不干扰
⑤
被测组分与杂质吸收系数不同