Opening the debate:
[a nice opening is using a quote]
Ladies and Gentlemen, welcome to this debate.
Welcome from this side of the house…
The motion for debate today is: … defining the motion:
Now we as today’s proposition/opposition strongly believe that this is true/not true.
let us first define some important terms in this debate.
We believe that what is meant by … is… / that … are …
When we say … should … we mean that …
Presenting the team-line:
We as todays proposition/opposition have structured our case as follows:
I, as the first speaker, will be talking about …
Our second speaker, …, will elaborate on the fact that …
And our third speaker, …, will do the rebuttal.
Rebutting arguments, rebuilding your case:
But before I come to my own arguments, let us first have a look at what … has said.
I will continue our case in a minute, but before that…
There are some things about the… speech that need to be addressed.
The first prop/opposition speaker has told us …; on the contrary …
He/She also said that …; but in fact..
He/She was claiming that …; but as my first speaker already told you, …
Let me come to my first/second/…/next argument: [concise label of argument]
My first/… argument is:
The first/… reason why we’re prop/opposing this motion is: explaining arguments:
[rather abstract explanation on how the argument should work] giving examples:
There are many examples for this/for …, for instance.
In fact, you can find many examples for this in real life. Just think of…
And there are similar cases, such as…, …
So in this simple example we can clearly see the effect of …
So as we have seen [argument label], and therefore [motion].
Now because of this …, we have to support this motion.
Summarising & ending your speech:
So Ladies and Gentlemen, what have I told you today? Firstly …, Secondly..
[some nice closing words]
And for all of these reasons, the motion must stand/fall.
Making / rejecting / accepting / answering points of information
Point of information, Sir/Madam.
On that point.
Wouldn’t you have to agree …?
Doesn’t what you’re saying contradict with …?
What about the …?
How would you explain, that … ?
Yes, please. / Go ahead.
I’m going to come to this very point in my second argument in a minute.
Giving summarising speeches
Ladies and Gentlemen, welcome for the last time from today’s prop/opposition.
It is now my pleasure to summarize this debate,
Take a look at what both sides have said and see what the outcome of this debate actually is.
A first/second/… major clash was: …
Today’s prop/opposition told us …; we had to find …
And for all these reasons, I beg you to prop/oppose