You can't find your camera. Last week, you took it to a friend's apartment. You wonder if you left it there, so you call and ask:
Did I leave my camera at your place, by any chance?
Your close friend has been dating a girl for only two months. Now he tells you that they're engaged. You're worried that it's too fast and they don't know each other well enough yet. You say:
Don't you think you're rushing into things?
You're talking to a new client. You need him to sign a contract before you can work with him. You hand him the contract and say:
Skim over it and let me know if you have any questions.
You haven't seen your friend Matt for a few months. You're not sure why he hasn't been in touch. Now you're having a conversation with another friend of yours who also knows Matt. You remember that you wanted to ask about him, so you say:
I've been meaning to ask you: do you know what's up with Matt?
It's your first week at a new job. You're being trained, so you've been asking your boss a lot of questions. You need to ask him one more question, but you're embarrassed to bother him again. So when you go to his office, you say:
Sorry to keep pestering you, but who can I speak to about getting access to the shared drive?
You're sitting at home with your husband. You notice that his hair is getting long, and it needs to be cut. You ask him:
When was the last time you got a haircut?
You're an architect. You're showing a couple an early version of the floor plans for their new house. It's easy to make changes to the plans now, but if they want to make changes later it will be difficult and expensive. So you say:
If you have any questions or concerns, now is the time to bring them up.
collocations, discussion, phrasal verb, questions, time 
You're talking to a guy at a party. He speaks with a normal American English accent, so you think that he grew up in the U.S. But you're curious what country his parents or other ancestors came from. You ask:
Do you mind if I ask what your ethnic background is?
background, ethnicity, foreign country, polite, questions, race, rude, strangers, 日本語サポート 
You've given a presentation, and now you're answering questions about it. One of the audience members asks you a question that's tough for you to answer. You say:
Hmm. That's a good question.
You are visiting your friend in another city. You're getting ready to go out to eat something together. Your friend asked you what you want to eat, and you feel like having a hamburger. You ask:
Do you know of a good burger place around here?
food, phrasal verb, questions, restaurants 