老师给了我一个奖励。
lǎoshī gěi le wǒ yígè jiǎnglì 。
The teacher gave me a reward.
为了表扬他的努力，学校决定奖励他。
wèile biǎoyáng tāde nǔlì ， xuéxiào juédìng jiǎnglì tā 。
To commend his efforts, the school decided to reward him.
我希望能得到这个比赛的奖励。
wǒ xīwàng néng dédào zhègè bǐsài de jiǎnglì 。
I hope to receive the reward for this competition.