1 、[f？ :st] first( 1st)

2 、['sek？ Nd] second (second)

3、[θ? :d】？ the third time

4 、[f？ :θ]? The fourth time (fourth time)

5 、[fifθ]？ Fifth session

6. [siksθ] Sixth Session (Sixth Session)

Seventh

Eighth session

9. [nainθ] Ninth Session (Ninth Session)

10, [tenθ] 10th (10)

1 1, [i'levnθ] 11th (1 1)

12, [twelfθ] 12th time (12 times)

13、['θ? : ti:nθ] 13th (13)

14 ,[ ' f？ :' ti:nθ] 14th (14)

15, ['fif'ti:nθ] 15th (15)

16, ['siks'ti:nθ] 16th (16)

17 ,[, sevn'ti:nθ] 17 (17)

18 ,[' ei' ti:nθ] XVIII (18)

19 ,[' nain' ti:nθ] 19th (19)

Twentieth session

Extended data:

Ordinal variation law:

1, ordinal number 1- 19, except for the first, second, third, fifth, eighth, ninth and twelfth irregular changes, all the others are added with -th after the base number. ?

2, dozens of ordinal numbers, just change the single digits into ordinal numbers, and the ten digits remain unchanged.

Ordinal numbers have abbreviations, so remember: the first abbreviation is 1st, the second abbreviation is 2nd, the third abbreviation is 3rd, and other numeric words end with -th, for example, the fourth abbreviation is 4th.

Ordinal numbers 20 to 99:?

Integer decimal ordinal number of 20-90-change Y in the suffix of the corresponding cardinal word to I, and then add eth. ?

2 1-99 Non-integer decimal digit ordinal number-decimal digits still have cardinal words, and the corresponding ordinal number is used for single digits. Ten digits and single digits are connected by a hyphen "-".

More than 100 ordinal numbers:

Just change the end of the cardinal number to ordinal number. ?

One hundred percent; 100 times

204th; Two forgotten, the fourth; The 204th time