You've failed to do what you _____ to and I'm afraid the teacher will blame you.
As we promised, we will place orders with you if the price you provided is competitive.
Since he often travels on business, he can himself to sleeping in any place he can find.
I think she is right but I am not completely sure.
The club, _ _ 25 years ago, is holding a party for past and present members.
When Peter speaks in public, he always has trouble _ the right things to say.