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陷阱6  混淆數詞的單復數形式

當要表示某人的大約年歲和世紀中的某個年代時，我們習慣上要用逢整“十”的基數詞的復數形式，此時不可誤用單數形式。如：

He left for Japan in the nineties. 他于90年代去了日本。

He began to write in his sixtieth. 他在六十多歲開始寫作。

表示年代時，有時還會說出某個世紀，此時要使用類似以下這樣的表達：

in the 1930’s 在20世紀30年代（其中的撇號可以省略）

since the 1950s 從20世紀50年代開始

四、即學即練

選擇最佳答案填空：

1. —How was your day off yesterday?

—Perfect! It was ________ birthday of my grandma’s. We had a big family celebration.

A. eighty               B. the eightieth    C. eightieth           D. the eighty

2. ________ visitors come to China every year.

A. Thousands of B. Ten thousands C. Ten thousand of    D. Thousand of

3. —Good news! Bill won ________ medal in the long jump just now.

—Really? That’s his ________ one at our sports meeting.

A. a; four              B. an; fourth         C. a; fourth            D. an, four

4. The road is over ________ metres long. (m.52ysedu.com)

A. six hundred and fifty-two             B. six hundreds and fifty-two

C. six hundred, fifty-two                    D. six hundreds, fifty-two

5. Father’s Day falls on ________ Sunday of June.

A. two                    B. the second       C. three                 D. the third

6. There are more than two ________ languages spoken in Nigeria.

A. hundreds        B. hundreds of     C. hundred           D. hundred of

7. —How old is your daughter?

—________. We had a special party for her ________ birthday last week.

A. Ninth; ninth    B. Nine; nine        C. Ninth; nine      D. Nine; ninth

8. —Excuse me, how many students are there in your art club?

—There are ________.

A. twelve              B. twelfth               C. the twelfth        D. the twelve

9. There were about six ________ students in the school building during the earthquake, and ________ of them didn’t run out.

A. hundred, two third                                                         B. hundred, two thirds

C. hundreds, two thirds                     D. hundreds, two third

10. —Shanghai has opened its ________TV channel (頻道) that sends programs in foreign languages.

—Great! I can improve my English over it. (m.52ysedu.com)

A. first                    B. a first                 C. the first             D. one

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