Question

【題目】Complete the following passage with the words in the box. Each can only be used once（將下列單詞填入空格。每空格限填一詞，每詞只能填一次）

A. keen B. lied C. locate D. trained E. lay

Dogs are known to help humans to protect farm animals, find illegal drugs, and rescue people during natural disasters. But did you know that dogs can also be【1】to help protect plants and animals?

Due to their 【2】sense of small and their high energy level, dogs can be taught to look for alien species（物種）that endanger local plants and animals. For example, in the United States, over 50 million ash trees have been killed by a particular type of beetle from Asia. The females of these insects【3】their eggs in the tree’s bark. Their young feed on the wood, killing the tree. Since these insect are almost impossible for humans to 【4】, dogs have been brought in to find them out so that humans can take action.

A. deserve B. items C. surprising D. unfortunately E. surprised

Similarly, dogs protect animals that are endangered by illegal hunting. From shark’s fin to tiger fur, animal products are sold and traded globally. But dogs’ smelling for these products at boarders can make those 【5】 harder to sell, which means fewer animals are likely to be killed.

Of all the ways dogs protect endangered animals, smelling for their waste is probably the most【6】. Scientists can actually learn a lot from animal waste samples. They can then use these pieces of information to help protect the animal. But 【7】 , depending on the size and location of the animal waste, finding it can be difficult.

For protecting endangered species in so many ways, dogs certainly 【8】our thanks. They’ve become not just man’s best friend, but the environment’s best friend, too.

Answer 1

【答案】

【1】D

【2】A

【3】E

【4】C

【5】B

【6】C

【7】D

【8】A

【解析】

本篇文章難度適中，主要講述狗不但可以幫助人們保護農(nóng)場動物、尋找違法藥品以及拯救人們，而且他們可以被訓練來幫助保護一些植物和野生動物。

【1】句意：但是你知道狗也可以被訓練來保護植物和動物嗎？

根據(jù)Dogs are known to help humans to protect farm animals, find illegal drugs, and rescue people during natural disasters“眾所周知，狗可以幫助人類保護農(nóng)場動物，找到非法毒品，在自然災害中救人”以及全文可知，狗爺可以被訓練來幫助保護動植物，train訓練，且根據(jù)空前be可知，用被動語態(tài)結構，故選D。

【2】句意：由于它們敏銳的嗅覺和旺盛的精力，人們可以教它們尋找危及當?shù)貏又参锏耐鈦砦锓N。

根據(jù)句式可知，空處用形容詞修飾名詞sense，且表示“敏銳的嗅覺”，keen敏銳的，故選A。

【3】句意：這些雌性的昆蟲在樹干里產(chǎn)卵。

根據(jù)全文可知，用一般現(xiàn)在時，且根據(jù)空后their eggs可知，表示“產(chǎn)卵”，lay下蛋，產(chǎn)卵。故選E。

【4】句意：由于這些昆蟲幾乎不可能被人類找到，所以人們把狗帶進來尋找它們，以便人類采取行動。

根據(jù)dogs have been brought in to find them“狗被帶來尋找他們”可知，人們無法查找他們。locate查找……的地點，且根據(jù)空前to可知，用動詞原形，故選C。

【5】句意：但是，在邊境狗對這些產(chǎn)品的嗅覺讓這些物品很難售賣。

根據(jù)空前these可知，空處用名詞的復數(shù)，且根據(jù) From shark’s fin to tiger fur, animal products are sold and traded globally可知，空處指代是魚翅、虎皮以及動物制品，用items，故選B。

【6】句意：在狗保護瀕危動物的所有方式中，聞它們的糞便可能是最令人驚訝的。

根據(jù)空前the most以及句意可知，空處用形容詞，且表示“聞糞便來保護瀕危動物這種方式是令人驚訝的”，surprising令人驚訝的，故選C。

【7】句意：但是，不幸的是，根據(jù)動物糞便的大小和位置，很難找到它們。

根據(jù)句式可知，空處修飾后面的一句話，所以用副詞形式，且根據(jù)They can then use these pieces of information to help protect the animal“然后他們可以利用這些信息來保護動物”以及but可知，表示轉(zhuǎn)折，譯為“不幸的是，根據(jù)動物糞便的大小和位置，很難找到它們”。故選D。

【8】句意：在這么多方面保護瀕危物種，狗當然值得我們感謝。

根據(jù)句式可知，主語為dogs，賓語是our thanks，所以空處用謂語，且根據(jù)For protecting endangered species in so many ways“在這么多方面保護瀕危物種”可知，狗是值得感謝的。deserve值得，故選A。