一、为下列数字写上序数词：
13 thirteenth
14 fourteenth
15 fifteenth
16 sixteenth
17 seventeenth
18 eighteenth
19 nineteenth
20 twentieth
21 twenty-first
22 twenty-second
23 twenty-third
24 twenty-fourth
25 twenty-fifth
26 twenty-sixth
27 twenty-seventh
28 twenty-eighth
29 twenty-ninth
30 thirtieth
二、 单词拼写
Please have a _look ___ at this shop .
We have shirt in all _colors ___at $20 each .
We have an Art _Festival________ at school each year .
The _twelfth _________ month of the year is __December________.
Sam says _nothing ______ to Linda .
Don’t worry .let me _help _________ you with your English .