2017年成人學位英語考試完形填空備考習題「答案」

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2017年成人學位英語考試完形填空備考習題「答案」

Dalton wondered why the heavier and lighter gases in the atmosphere did not separate as oil and water finally concluded that the constituent 1 must exist in the form of 2 particles or atoms and that these 3 be completely mixed together in the 4 threw a new light in 5 laws of definite was 6 necessary to suppose that the atoms 7 combinesintossmall groups of uniform 8 and so form more complex substance; 9 the mystery of this law was 10 on suggested, for example, that carbon monoxide 11 formed by the one with one 12 of atoms of carbon and oxygen, 13 carbon dioxide results from a single 14 of carbon uniting with two atoms 15 ming this to be true, 16 the definite proportions of Prout's law ( 17 all chemical compounds the different constituents 18 enter in unvarying proportions) would naturally 19 the relative weights of the many 20 kinds of atoms.

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  2017年成人學位英語考試完形填空試題參考答案

1.【答案】A

【解析】根據上文中的heavier and lighter gases可以確定,本空中應填入“組成的氣體”,即constituent gases.

2.【答案】C

【解析】根據句子意思判斷,句中的詞意為微粒的意思,選項合乎題意。

3.【答案】D

【解析】情態動詞must在這裏是“必定、必須”的.意思。

4.【答案】B

【解析】sky意為“天空”,atmosphere意為“大氣”,oxygen意為“氧氣”,environment意為“環境”,只有B項正確。

5.【答案】C

【解析】這幫助解釋了大氣組成氣體的比例確定原理。因為是特指這一原理,用定冠詞the.

6.【答案】A

【解析】only necessary的意思是“僅僅是必要”。故A正確。

7.【答案】D

【解析】根據句子意思判斷,could是“能夠”的意思。

8.【答案】B

【解析】根據句子意思判斷,這裏需要“結構”這個詞,而B合乎題意。

9.【答案】C

【解析】but,nevertheless表示轉折意為“但是”,“然而”;thus意為“因此”,如There has been no , the crops are likely to suffer.一直沒有下雨,因此莊稼可能會受害。這裏與上文有因果關係,故應選C.

10.【答案】A

【解析】solve相當於find a solution or an answer to,意為“解決”、“解開”,如:solve a problem (a puzzle, a mystery);discover相當於find something existing but not known before,意為“發現”,如: discover a place (a fact, the truth)。因此應選A.

11.【答案】D

【解析】因為是表一般規律,又是單數,所以用is這個詞。

12.【答案】B

【解析】Pair這裏是“匹配,配成雙”的意思。

13.【答案】A

【解析】while表示對比。如:Some substances are soluble, while others are not.一些物質是可溶的,而另一些物質是不可溶的。

14.【答案】C

【解析】根據句子意思判斷,atom正確。

15.【答案】C

【解析】of表示“含量,分量”。

16.【答案】A

【解析】then的意思是next,after that.

17.【答案】D

【解析】for的意思是“對於,就……而言”。

18.【答案】C

【解析】根據句子意思判斷。

19.【答案】B

【解析】describe意為“描述”;unite意為“結合,合併”;mix意為“(不同的東西)混合在一起”,如:mix flour and water;reveal意為“揭露,揭示”。

20.【答案】A

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