是不是

Are you a smoker or nonsmoker ?

你是不是抽烟或不吸烟？

Rachel also used this most unfair of gambits, punishing him with nothing more painful than an expression of disgust at his childishness and a promise that he would "work fingers to the nubbin" earning the money back.

不管他是不是做错了什么事，Rachel总是会打他，这种不公平的惩罚，也没有Judith给他的厌恶的表情更让他觉得疼：厌恶他的孩子气，厌恶他说保证拼命干活儿把钱挣回来。

You do not know to ask is not the Hong Kong Ocean Park.

不知道你问的是不是香港海洋公园。

Is there really a wave of drugs deals in the offing?

在不远的未来是不是会有一波制药企业的收购浪潮？

If I could see if mr.Reynoldsis onboard his boat...

我能不能看看Reynolds先生是不是在他的船上。。。

I suddenly wake up, said:"Oops, I do not know is not dangerous period."

我突然醒过来，说："糟糕，我不知道是不是危险期。"

I am not sure if he is serious or not, so I need your advice.

我就是不知道他是不是认真的，所以才需要你的意见

I can't tell whether he's serious or not so I need your advice.

我就是不知道他是不是认真的，所以才需要你的意见。

Scientists may never know whether tales of the ebu gogo and orang pendek do in fact recount actual sightings of other hominid species, but the newfound possibility will no doubt spur efforts to find such creatures for generations to come.

学家也许永远不知道「麽都吃的姥姥」「德克人」故事是不是源自实际目击其他人类物种的经验，但是弗洛瑞斯岛的新发现无疑会激起寻找这些生物的行动，而且持续许多世代。

To attain this end, are you justified in overleap ing an obstacle of custom—a mere conventional impediment which neither your conscience sanctifies nor your judgement approves?

为了达到这个目的，你是不是有理由越过习俗的藩篱——那种既没有得到你良心的认可，也不为你的识见所赞同的、纯粹因袭的障碍？

It seems likely that Kraft will return with a better offer.

看起来卡夫要重新考虑一个更好的出价了。

But he'd rather burn off my feelers and watch me squirm.

可他却放任那个家伙对我为所欲为！