Fax this to this number in Tokyo, please.

Can I eat this?

Are you going to send this by parcel post?

I'll give up drinking once and for all .

Let's try to settle our differences once and for all.

How astonished I was to see this.

What's the point of doing this?

The optimal formula which would encompass all these factors has not been proposed.

What kinds of changes are needed to address these problems?

How did you come by these books?