1. Units can be owned , but not imported , on any other continent .
2. Units can be owned on any other continent but can not be imported .

yes

1. It is then sold in the brewer 's house , which is virtually a pub until all the beer has been drunk .
2. It has been effectively drunk in the brewer 's house , which then becomes a pub until all the beer is sold .

no

1. Her mother is Austrian while her father is Kenyan .
2. Her mother is Austrian , while her father is a Kenyan .
yes