是不是的英文：
is or isn't
yes or no
whether or not
Is there any supermarket in the neighborhood?
附近是不是有超市?
Do we need to finish off the rightists with one blow?
对右派是不是要一棍子打死？
Is that a UFO in the sky ?
天上那东西是不是个不明飞行物?
Should dialects give way to Mandarin?
方言是不是应该让位给普通话呢？
The older guys in the baseball club are so bossy, are not they?
在棒球社的那些学长非常霸道，是不是？
Is this my day to excel?
今天是不是我超越他人的机会
Am I supposed to get over and see Caroline ?
我是不是应该去看看卡罗琳
You're looking very hirsute,Richard are you growing a beard?
理查德,瞧你一脸的胡子--是不是在留胡子了
Do you keep many books and papers and memorabilia?
你是不是收藏了大量的书籍、报纸和纪念品？
Am I saying that women must be liberated from motherhood?
我是不是在说妇女必须从母亲这一角色中解放出来?
internal statement number [计] 内码
That book isn't mine.
那本书不是我的。
Money isn't everything
钱不是万能的
It isn't the crack of doom.
还不是世界末日。
int. 对，是
v. 对…说是
n. 表示同意的答复；表示同意的人
Yes, a pediatrician.
是的， 小儿科医师。
Yes, it is, Janet.
是的，珍妮。
“Yes, yes,”said Phillotson, abstractedly…
“哦倒也是，倒也是，”费劳孙心神恍惚地说。
conj. 是否；不管是...（或是）
The moon is a moon whether it shines or not
或名或暗,月亮总是月亮
Whether to go or not is up to you.
去还是留由你自己决定。
It is questionable whether it is true.
它是否真实值得怀疑。