成人英语三级考试中完形填空分值比例较大，因此如果想要获得较高的分数，我们需要提高做题能力，所以要多练习成人英语三级试题，下面我们学习成人学位英语考试完型填空题备考练习。
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成人学位英语考试完型填空题备考练习四
All (1)____ things must fight to stay alive. They have to feed on something and at the same time avoid being (2)____. Therefore they have to solve this big problem of staying alive in their own way. The danger of being eaten in the sea is great. Those plants and animals that do survive usually (3)____ very fast and in great numbers.
(4)____ sea animals have defensive devices which help them to survive. The jelly fish have (5)____ tentacles (触角) which are used for attack and defense. Another method of (6)____ which sea plants and animals use is disguise. They usually have the same (7)____ as their surroundings.
In order to stay alive， animals need to have good senses. Fishes have sharp eyes. Almost all animals are sensitive to (8)____. Fishes judge movements in the water by (9)____ of their lines. Fishes and other sea animals can hear well and many of them can (10)____ different types of warning sound.
1. 请把佳答案填入()。
A. living B. alive C. lively D. live
2. 请把佳答案填入()。
A. taken B. gotten C. haven D. eaten
3. 请把佳答案填入()。
A. produce B. reproduce C. run D. swim
4. 请把佳答案填入()。
A. Any B. Every C. Certain D. Each
5. 请把佳答案填入()。
A. beautiful B. short C. poisonous D. long
6. 请把佳答案填入()。
A. swimming B. survival C. flight D. growth

7. 请把佳答案填入()。
A. color B. body C. width D. length
8. 请把佳答案填入()。
A. run away B. flee C. touch D. move
9. 请把佳答案填入()。
A. way B. means C. method D. approach
10. 请把佳答案填入()。
A. make B. do C. build D. produce