My father’s office is at the top. I can see the whole city ______ the office. [ ]

Timmy goes to school __________ every day. It’s 5 minutes’ walk from his home to school.[ ]

I don’t know _________, but I guess he may be a doctor.

I’m expecting a digital camera for long, but dad has no time to buy ______ for me.

In China, _______ date 2013-1-4 has a similar pronunciation to “love you for a lifetime”, making it a most lucky and romantic day.