【題目】 China’s Yangtze River is the world’s third-longest river. It is home to nearly 400 species of fish. However, the Chinese paddlefish( ), once c1in the area, is no longer a member of this ecosystem. Scientists from China said recently that the species had completely d2. The fish l3went extinct( ) sometime between 2005 and 2010. “It’s very sad,” said Zeb Hogan, a U.S. biologist. “We’ve lost a unique animal. There is no h4of recovery.”

The Chinese paddlefish was one of the world’s l5freshwater fish species. It could grow to seven meters. The fish has a big n6that earned it the nickname “elephant fish.” The Chinese paddlefish was an a7species. It first appeared in the Jurassic period(侏羅紀時期). After existing for 200 million years, the species finally went extinct because of human a8.

Scientists warn that many freshwater fish species in the Yangtze River are in d9. The Chinese paddlefish was only the first to disappear. Fortunately, China has taken a10. In January, the country started a ten-year fishing ban on the Yangtze River.

【答案】

1common

2disappeared

3likely

4hope

5largest

6nose

7ancient

8activities

9danger

10actions

【解析】

文章大意:短文主要介紹了我國長江流域的中華鱘已經(jīng)滅絕的基本事實,以及滅絕的原因和應對措施。

1

句意:然而,曾經(jīng)在這個地區(qū)很常見的中華鱘不再是生態(tài)系統(tǒng)的成員。

根據(jù)上句It is home to nearly 400 species of fish.長江是將近400種魚類的產(chǎn)地和首字母的提示可知,空處的詞應是形容詞“普遍的、普通的common”,故答案為common。

2

句意:來自中國的科學家最近說該物種已經(jīng)完全消失。根據(jù)上句However, the Chinese paddlefish( ), once c___1___in the area, is no longer a member of this ecosystem. 然而,曾經(jīng)在這個地區(qū)很常見的中華鱘不再是生態(tài)系統(tǒng)的成員和首字母的提示可知,空處的詞應是動詞“消失disappear”;有had提示可知,句子是過去完成時,其構(gòu)成形式為had+done;disappear的過去分詞是disappeared,故答案為disappeared。

3

句意:這種魚可能在2005年到2010年的某個時間滅絕。

根據(jù)語境,這種魚在2005年到2010年的某個時間滅絕,只是科學家的一種估計;再結(jié)合首字母,空處的詞應是副詞“可能likely”,故答案為likely。

4

句意:沒有恢復的希望。

根據(jù)上句We’ve lost a unique animal.我們已經(jīng)失去了一種獨特的動物和首字母提示可推測出,空處的詞應是名詞“希望hope”,故答案為hope

5

句意:中華鱘是世界上最大的淡水魚類之一。

根據(jù)常識和短語“one of+形容詞最高級+名詞復數(shù)”可知,空處的詞應是形容詞“大的large”的最高級largest。故答案為largest。

6

句意:這種魚有一個能獲得它昵稱是“大象魚”的大鼻子。

根據(jù)它的昵稱“大象魚”和首字母提示可知,空處的詞應是名詞“鼻子nose”,因位于冠詞a之后,單數(shù)形式即可,故答案為nose

7

句意:中華鱘是一種古老的物種。

根據(jù)下句It first appeared in the Jurassic period(侏羅紀時期).它第一次出現(xiàn)在侏羅紀時期和首字母的提示可知,空處的詞應是形容詞“古老的ancient”,做定語修飾名詞species,故答案為ancient。

8

句意:在存在了兩億年之后,這個物種因為人為活動最后滅絕。

根據(jù)常識可知,大部分物種的滅絕都與人為因素有關(guān);再結(jié)合首字母提示,空處的詞應是名詞“活動activity”和human一起構(gòu)成“人為活動、人為因素”,人為活動有很多,所有用復數(shù),故答案為activities。

9

句意:科學家們警告長江流域的許多淡水魚物種都處于危險之中。

根據(jù)下句The Chinese paddlefish was only the first to disappear.中華鱘僅僅是第一個消失的和首字母提示可知,空處的詞應是名詞“危險danger”,故答案為danger。

10

句意:幸運的是,中國已經(jīng)采取了行動。

根據(jù)下句In January, the country started a ten-year fishing ban on the Yangtze River.在一月份,國家開始對長江流域?qū)嵤槠谑甑慕~令和首字母提示可知,空處的詞應是名詞“行動action”,構(gòu)成搭配take actions,故答案為actions。

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