---_____________ are you staying at the camp?

---For about a week

A．What time               B．When               C．How long             D．What day

─____ does your uncle live from here?

─ About 20 miles.

A．How long         B．How often       C．How far          D．Where

— _______ can we get there?

—In five minutes.

A．How often         B．How far           C．How soon          D．How long

—____________ will you be away?

—In a couple of weeks.

A．What time            B．How soon               C．How often                     D．How long

--______are the Olympic Games held?

--Every four years．

A．How often           B．How long           C．How far        D．How soon