( )are Mary and Jane going next week? Hawaii 2( )is he staying ? For two weeks

Where
下周Mary和Jane去哪里？夏威夷

How long is he staying?
他会住多久？两周

(where )are Mary and Jane going next week?
下个星期玛丽和甄妮打算去哪?
Hawaii 2(How long )is he staying ?
他呆了多久?