You've chosen a week when you'd like to take a vacation. You're sending an email to your boss to request those days off. Near the end of the message, you ask for permission in a confident way.
Let me know if that works.
You have heard some information that makes you think that Sony is going to start selling a tablet computer. The information came from things that the company said and wrote, but they haven't officially said that they will do this. You think that they will announce it at a conference next week. You write this on an Internet message board about this conference.
They've hinted that they may be introducing a new tablet computer.
You're looking at vacation photos with your husband. There's one photo which has a beautiful background, but there's a problem with your hair. You complain about it.
I wish I didn't have that stray hair sticking out.
You're in a coffee shop. You're looking for somewhere to sit, but there aren't many empty tables. You see a chair with no one sitting in it, but there's someone sitting next to it. This is how you ask the person if it's OK to take the chair.
Is this seat taken?
You're working on a charity event to raise money for cancer research. You'd like to ask some of your co-workers for help with the event, so you write an e-mail about it to a group of people. You write them an email explaining where the money from the event will go. You write this.
Any assistance you can provide would be greatly appreciated.