It is in Qingdao __________ you're going to pay a visit to __________ this kind of washing machine is produced.
Lack of money led the company to a situation _____ they had to decide whether they should keep on with their production.
_____ by the advances in technology, many farmers have set up wind farms on their land.
_____ the police thought he was the most likely one, they could not arrest him since they had no exact proof about it.
The wild flowers looked like a soft orange blanket _____ the desert.
My parents have promised to come to see me before I _____ for Africa.