2021年考研英語的完形填空需要練習(xí)大量的題，逐漸熟悉題型，一直到考試前夕，都要保持做題的手感，以最好的考試狀態(tài)進(jìn)入考場考試。下面是有關(guān)于2021考研英語模擬試題關(guān)于完形填空的練習(xí)，給各位做參考，屆時(shí)希望考生能夠考出最好的成績。

Every human being has unique arrangement of skin on his fingers and this arrangement is unchangeable. Scientists and experts have proved the 1 of finger-prints and discovered that no 2 similar pattern is 3 from parents to children, 4 nobody knows why this is the 5 .

The ridge 6 on a person’ finger doesn’t change 7 growth and is not affected by 8 injuries. Burns, cuts and other damages to the 9 part of the skin will be replaced 10 by a new one which bears the reproduction of the 11 pattern. It is only when the inner skin is injured that the arrangement will be 12 Some criminals make use of this to 13 their own finger-prints 14 this is a dangerous and rare step to 15 .

Finger-prints can be made very easily with a printer’s ink. They can be recorded easily. With special method, 16 can be achieved successfully within a short time. 17 the simplicity and economy of this system, finger-print have often been used as a method of solving criminal cases. A 8 man may deny the charge but this may be 19 . His finger-prints can prove who he is even his 20 has been changed by age or accident.

1. A. uselessness B. quantity C. magnitude D. uniqueness

2. A. naturally B. exactly C. especially D. particularly

3. A. passed on B. passed away C. passed out D. passed off

4. A. if B. when C. though D. as

5. A. reasonB. cause C. ground D. case

6. A. construction B. structure C. location D. position

7. A. with B. because of C. until D. under

8. A. grave B. severe C. substantial D. superficial

9. A. outside B. outward C. inner D. outer

10. A. in time B. on time C. at times D. behind time

11. A. original B. different C. definite D. customary

12. A. restored B. hurt C. destroyed D. restricted

13. A. diminish B. dispose C. undermine D. remove

14. A. and B. but C. when D. if

15. A. make B. take C. do D. adapt

16. A. realization B. detection C. identification D. investigation

17.A. In spite of B. Irrespective of C. Because of D. In case of

18. A. suspected B. doubtedC. distrusted D. doubtful

19. A. out of case B. in vainC. at random D. in question

20. A. look B. expression C. appearance D. sight

【答案】DBACD BADDA ACDBB CCABC

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