11.12.13.14.15.

1112131415 are written in English: eleven, twelve, thirteen, fourteen and fifteen respectively.

Lexical analysis:

I. XI

English? [? lev(？ ) n] beautiful? [? 'l？ vn】？

1, n. 1 1 eleven

2. eleven; eleven

3. Calculator XI; eleven

What? What do you want? What about you? On the phone? Him? Back? Where is it? Eleven. ?

He wants you to call him back at eleven.

Second, twelve

English? Is it beautiful? 【tw？ Lu]?

1, n. 12 XII

2. Calculator XII XII

3, adj. 12 XII

Anyway? we? Stay? Are you online? Park? For what? About what? Twelve? A few hours. ?

We always stay in the park for about twelve hours.

Third, thirteenth

English? 【θ'ti？ n；' θti？ Beautiful, beautiful tin]?

1, n. 13 thirteen years old; thirteen

2. Calculator Roman numerals 13

3. thirteen years old; thirteen

Me? Really? Thirteen? Cow. ? Me? Really? Sixteen? Turkey. ?

I have thirteen cows. I have sixteen turkeys.

Fourth, fourteenth

English? 【f'ti？ n； fti？ Beautiful? How are you?

1, n. 14 fourteen years old; Fourteen o'clock; quattrocento

2. Calculator XIV; Fourteen; fourteenth

3. Fourteen; fourteen

Me? Left? That? An orphanage? What time? Me? It is about. Fourteen. ?

I left the orphanage when I was about fourteen.

Verb (abbreviation of verb) fifteen

English? [? f？ f'ti？ n]？ Beautiful? [? f？ f'ti？ n]？

Calculator? fifteen

He employs 15 workers.

He employs fifteen workers.

Extended data

The changing rules of cardinal words are as follows:

1, 1 to 10 is irregular: one, two, three, four, five, six, seven, eight, nine, ten; ;

2. From 1 1 to 19: eleven, twelve, thirteen, fourteen, five teenagers, sixteen, seventeen, eighteen, nineteen.

3. From 20 to 99: Except for 20 (20), 30 (30), 40 (40), 50 (50) and 80 (80), dozens of integers are in the form of single digits, and six (60), seven (70) and nine (90) are all suffixed.

4. Add "one percent" to the form of hundred digits, which means hundred, and add and between tens and hundreds.