2013同等学力申硕英语每日一练 11月18日

 　　Directions: In this part, there is a passage with ten blanks. For each blank there are four choices marked A, B, C and D . Choose the best answer for each blank and mark your answer on the ANSWER SHEET.

　　Color is very important to most animals for it helps them to get along in the world. Color 1 to make an animal difficult for its enemies to 2 . Many animals match their surroundings so well that as long as they do not move no one is 3 to see them . You probably have often " jumped”a rabbit . If you 4 ，you know how the rabbit sits perfectly still until you are just a few feet away . You 5 see the rabbit till it runs for its 6 matches very closely the place where it is sitting . Many times you may have walked past a rabbit 7 didn’t run and you never knew it was there at all . One of the most usual color schemes that helps animals to keep from being seen , is a dark back and light underpants , if an animal is the same color all 8 , there is always a dark shadow along the animal ' s belly (腹部). 9 an enemy couldn’t ' t see the animal he could see this dark shadow . The shadow makes the animal stand out to view. But if the belly is 10 than the rest of the animal, the shadow will not be noticed.

　　1. A. helps B. contributes C. tries D. manages

　　2. A. watch B. see C. catch D. kill

　　3. A. enable B. hardly C. likely D. possible

　　4. A. do not B. had not C. did D. have

　　5. A. sometimes B. occasionally C. seldom D. often

　　6. A. surface B. coat C. shape D. appearance

　　7. A. you B. that C.it D. which

　　8. A. alone B. together C. over D. right

　　9. A. Even if B. Unless C. However D. As long as

　　10. A. thinner B. darker C. bigger D. lighter

　　答案解析：

　　1.【答案】 A

　　【解析】A 项helps 意为“帮忙，帮助”，符合题意。 contributes 意为“贡献” ; tries 意为“试图”; manages 意为“设法”。

　　2.【答案】B

　　【解析】本句可译为“有了颜色的帮助，动物的天敌就很难看到它。”watch 是“观看，注视，' ; see 是“看见，了解”;catch 是“抓住，' ; kill 是“杀死”。B 项符合题意。

　　3.【答案】C

　　【 解析】 本句可译为：“只要他们不动，没人能看到他们。”谓语不完整，缺少表语部分，A 项可排除;B 项hardly 无法使意思成立;possible 常用形式为It ' s possible … 。

　　4.【答案】D

　　【解析】此处为省略句，根据前一句You probably have often " jumped”a rabbit ，完整的句子应为：If you have often jumped a rabbit 二。A 、B 、c 三项均无法使句子正确。

　　5.【答案】C

　　【 解析】 seldom 意为“很少，不常”，有否定含义，符合题意。occasionally 意为“偶尔”, A 、B 、D 三项是三个频度副词，均无否定含义。

　　6.【答案】 B

　　【解析】coat 意为“覆盖物(动物的毛)" ，使句子意思完整，符合题意。A 项surface 意为“表面” ; C 项shape 意为“形状” ; D 项appearance 意为“面貌”均不符合题意。