- 否极泰来。
After a storm comes a calm.
- Tom否认偷了钱。
Tom denied having stolen the money.
- 能否请你说慢一点?
Could you please speak a little bit more slowly?
- 这是无可否认的事实。
There is no denying the fact.
- 你否认你去了那里吗?
Do you deny that you went there?
- 你知道她是否会讲英语吗?
Do you know whether she can speak English?
- 你知道她是否会讲英语吗?
Do you know whether or not she can speak English?
- 立刻起床, 否则你上学会迟到。
Get up at once, or you will be late for school.
- 我怀疑你是否有东西可写。
I wonder if you have something to write with.
- 无可否认她非常有能力。
There is no denying that she is very efficient.