上個月我們年級舉辦了數(shù)學(xué)競賽，許多同學(xué)也參加了競賽。
我擅長于數(shù)學(xué)，經(jīng)過努力我獲了獎。老師表揚了我，同學(xué)也為我高興。
譯文：
last month there was a math contest in our grade. a lot of students joined it.
i prepared for it carefully and worked hard. i got the prize and our teacher praised me. my classmates were glad for me.
我擅長于數(shù)學(xué)，經(jīng)過努力我獲了獎。老師表揚了我，同學(xué)也為我高興。
譯文：
last month there was a math contest in our grade. a lot of students joined it.
i prepared for it carefully and worked hard. i got the prize and our teacher praised me. my classmates were glad for me.