Question

He feels happy that he can earn      he did ten years ago.  
A  twice that      B. twice what    C. twice than what   D. twice than that

Answer 1

B

解析試題分析：這里是下面例舉的第六種表達(dá)方式。故選B。用 times 表示倍數(shù)（一般限于包括基數(shù)在內(nèi)三倍或三倍以上的數(shù)。表示兩倍的數(shù)，一般用 twice ）。其句式有：
1. “… times ＋形容詞 / 副詞的比較級(jí)＋ than …”例如：
Line AB is three times longer than line CD. 線段 AB 是（線段） CD 的三倍長(zhǎng)。
This hall is five times bigger than our classroom. 這個(gè)大廳比我們的教室大 5 倍。
2. “… times +as + 形容詞 / 副詞的原級(jí)＋ as …”例如：
This table is three times as long as that one. 這張桌子是那張桌子的三倍長(zhǎng)。
This dictionary is five times as thick as the one you borrowed from the library.
這本詞典的厚度是你從圖書(shū)館借的那本（厚度）的 5 倍。
3. “… times + the + 名詞（如： size， height， weight， length， width 等）＋ of …”例如：
The earth is 49 times the size of the moon. 地球的體積是月球的 49 倍。
This river is three times the depth of that one. 這條河是那條河的三倍深。
4. “… times + more ＋名詞＋ than …”例如：
He earns five times more money than he did ten years ago. 他現(xiàn)在掙的錢(qián)比十年前掙的多 5 倍。
There are twice more students in our class than in theirs. 我們班的學(xué)生人數(shù)比他們班多兩倍。
5. “… times +as many （或 much ）＋名詞＋ as …”例如：
We've produced twice as much cotton this year as （ we did ） ten years ago.
今年我們生產(chǎn)的棉花比十年前多了一倍。（漢語(yǔ)中的多一倍實(shí)際上也指兩倍一樣多。）
He has got three times as many books as his sister. 他擁有的書(shū)的數(shù)量是他妹妹的 3 倍。
6. “… times + what 從句”例如：
The length of the road is four times what it was three years ago. 這條路的長(zhǎng)度是三年前的 4 倍。
The price of the meat is twice what it was last year. 肉價(jià)是去年的兩倍。
7.  “… times + up on （或 over ）…”例如：
The size of the sun is a million times over that of the earth. 太陽(yáng)的體積比地球的體積大一百萬(wàn)倍。
He is three times up on your age. 他的年齡是你的4倍（或：比你的年齡大3倍）。
8. “… +by + … times ”例如：
Compared with last year， our coal output has increased by three times. 與去年相比，我們的煤產(chǎn)量增長(zhǎng)了3倍。
His speed is faster than mine by four times. 他的速度比我的快 4 倍。
9. “… times + compared with ＋被比較對(duì)象”例如：
The number of the students in our school has increased for times compared with 1980.
我們學(xué)校的學(xué)生人數(shù)比 1980 年增加了3倍。
10. “… times + that of + 被比較對(duì)象”例如：
In this workshop the output of July was 3.5 times that of January. 這個(gè)車間七月份的產(chǎn)量是元月份的 3.5 倍。
二、用分?jǐn)?shù)、百分?jǐn)?shù)表示倍數(shù)。例如：
The box is one-third bigger than that one. 這個(gè)盒子比那個(gè)盒子大三分之一。
Last year the output value of industry was 59 percent higher than that of 1976. 去年工業(yè)產(chǎn)值比 1976 年增長(zhǎng)了 59 ％。
My command of English is not half so good as yours. 我英語(yǔ)掌握得還不及你的一半兒好。
三、用 again （一倍），double （兩倍），triple （三倍），fourfold （四倍）等詞表示倍數(shù)。例如：
My Aunt is as old again as I am. 我姑姑的年齡比我大一倍。
The top-brand clothes are often sold as double the normal price here. 這里名牌衣服的售價(jià)經(jīng)常比正常的售價(jià)高一倍。
The new work procedure tripled the output. 新工藝使產(chǎn)量增加兩倍。
The output of grain increased fourfold. 糧食產(chǎn)量增加了三倍。
考點(diǎn)：考查倍數(shù)的表達(dá)方式。
點(diǎn)評(píng)：本試題難度適中。
即學(xué)即練：Americans eat ________ vegetables per person today as they did in 1910.
A. more than twice      B. as twice as many  
C. twice as many as     D. more than twice as many
解析：D。