一、拼写单词：把下列不完整的词拼写完整，使它们能够替换句中划线的单词。（本题10分，共20个词，每个词0.5分。）
1. I study Chinese.
Engl g ogr y ch m try ma m tics h s y.
2. My brother is a worker.
sold r rit r s cr t y sci t s t p lic m
3. Wang Ning works in a school.
fac y h sp t l c n ma b ksh p li r y
4. Stop singing, please.
d cing sh ut g l gh g cr g qu r ll g
