题目内容
（请给出正确答案）
[主观题]
You have lost a______of keys. Report the loss to the police.A．seriesB．chainC．bunchD．group
You have lost a______of keys. Report the loss to the police.
A．series
B．chain
C．bunch
D．group
提问人：网友xmut_lb
发布时间：2022-01-06
题目内容
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更多“You have lost a______of keys. …”相关的问题
第1题
These women tell us that they feel very a_____ from other women. （feeling that you have no connection with the people around you or that you are not part of a group)
第2题
Biological Identification Technologies When a person walks，the movement of his head，tr
Biological Identification Technologies
When a person walks，the movement of his head，trunk，hipbones and limbs are all reflected in changes in his body．A computer_____（1）these changes into a database．later，the computers can_____（2）identify him according to these changes．This is a new biological identification method and it can quickly identify an examinee_____（3）disturbing him．It's especially Suitable for use in airports and supermarkets．
Everybody ’s voice is_____（4）．When a person ’s voice is recorded by an instrument，its voice frequency spectrum is called his sound print．Like a fingerprint，everybody’s sound print is different．How can computers_____（5）his sound？ First，his voice is recorded，which allows the computers to become familiar with his voice．It will then turn his sound characteristics into a_____（6）of digits．These digits represent the frequency，pitch and rhythm of the person’s voice. These are the_____（7）on which the computers can distinguish his voice from_____（8）．
When that person needs to be identified，after he says only one word or two，the computers can identify him．The computer can even identify sounds coming_____（9）the wires．This will provide a_____（10）guarantee to electric banks and electric purchases.
We often bring ID cards．work cards，or driver licenses with us to prove our identity．If all these cards are forgotten or lost，how can we prove_____（11）we are ？In fact，it ’s not difficult to prove whom you are，because your body_____（12）has identifying markers．Some are physiological features．such as fingerprints，sounds，facial types and eye color．The computer can help to identify you．Suppose your features have already been stored in the database．To identify you，we have to take your picture with a camera and send it to a computer for_____（13）．First，the computer needs to reposition this picture according to the position of your eyes4，and then starts to read the message of your physiological features such as the_____（14）of your pupil5 to the whites of your eyes6 and the shade of his nose．Next，it seeks matching records from the database．Finally，it makes a_____（15）．
第 31 题
A．checks
B．stores
C．revises
D．modifies
第4题
It is not until you have lost your health _____________ you know its value.A: whenB; u
It is not until you have lost your health _____________ you know its value.
A: when
B; until
C; that
第5题
If you put your money into that business, you risk _____ every penny.
A.to lose
B.to losing
C.losing
D.to have lost
第6题
When you have lost the weight you wish,, you canA. have some more simple items in your die
When you have lost the weight you wish,, you can
A. have some more simple items in your diet
B. eat more and more foods you like
C. stop dieting
D. tell the doctor what you've done
第8题
Lily: Have you lost weight？ Mary:______A．No. It must be my new hairstyle.B．Yes, I do.C．I h
Lily: Have you lost weight？ Mary:______
A．No. It must be my new hairstyle.
B．Yes, I do.
C．I have a small suitcase.
D．You look great.
第9题
Telephone enquiry Clerk: Lost property department. Can I help you？Phone caller: ______ I l
eft it on the "Margate Mermaid" when we cross from Olsten Yesterday morning.A.I want you help me find my lost camera.B.I wonder if you have a camera of mine.C.Do you think if you have a camera of mine？D.I doubt if you could help me find my lost camera.
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第10题
—You haven't lost your ticket, have you？—I hope_____ . I don't want to miss this new film（）
A.so
B.no
C.not
D.didn't
