You are a valued customer so I can give you a free night.

您是贵客，所以我让您免费住一夜。

youdao

While we encourage you to encourage guests to write reviews, any sort of incentive – a free night, a coupon off the next stay, a discounted meal, etc. – is strictly against our rules.

Michele：虽然我们提倡让酒店鼓励客人撰写评论，但是任何一种奖励措施——免费入住、下一次入住优惠券、折扣餐食等——都严重违反我们的规定。

youdao

They had a commercial on the other night for Drug Free America that was so gross I thought Dad was going to faint.

前天晚上他们为“无毒美国”播出的一则广告如此令人恶心，我想爸爸都快晕过去了。

《柯林斯英汉双解大词典》

The song is about driving by yourself at night into the unknown and feeling free.

VOA: special.2010.05.28

It's a free music and art festival, it will be 11 am to 7 pm, all day and night.

这是一个免费的音乐艺术节，上午11点到晚上7点，一整天。

请记住我 - SpeakingMax英语口语达人

I could just have a good time playing a whole bunch of day parties, play some stuff at night that was free,see my friends, and not feel like I was missing something, or that I had to do anything.

VOA: standard.2010.04.07

If you want an entertaining free night out, Lates is the place to be.

UNESCO: UK National Commission for UNESCO :: For Women In Science Fellows Share Experiences at Science Museum 'Lates'

"You can easily rack up enough points in just a few stays to earn enough points for a free night, " she said.

CNN: For small companies, it can pay to stay with friends, strangers

Hyatt Hotels Corp. currently offers its Gold Passport program members a free night for every two nights at one of the chain's properties through Jan. 31.

WSJ: U.S. Helps Frequent Fliers Make a Mint