I didn't know I'd have to make a speech—I just had to wing it.

我不知道还得讲话，只好想到什么就说点什么。

《牛津词典》

I trembled at the thought of having to make a speech.

我一想到得发表演讲心里就发怵。

《牛津词典》

She is due to make a speech on the economy next week.

她将在下周作有关经济的演说。

《柯林斯英汉双解大词典》

He went there to make a speech at a ceremony establishing a military burial ground.

VOA: special.2009.11.12

The "is it okay" question pattern is something that you can use to make your speech a little less formal.

is it okay”问句能够让你说的话不过于正式。

Is it okay 课堂 - SpeakingMax英语口语达人

They asked Lincoln to make a victory speech.

VOA: special.2009.12.24

He was asked to make a speech at the inauguration of a research institute in north-eastern China.

BBC: Faking it as a foreign executive in China

The audience gave the producer a minute-long standing ovation before allowing him to make a speech, which displayed his distinctive modesty and wit.

BBC: Florence producer Paul Epworth scoops Brit prize

Former party leader Lord Ashdown is to make a speech on Saturday, and current leader Nick Clegg will do a question-and-answer session with activists.

BBC: Lib Dem Vince Cable warning over spending cuts