______it is to jump into a pool or go swimming in the sea when you visit Hawaii!
When they met again in New York, ten years __________.
__________ the time the firemen arrived, the building had been burnt to pieces.
__________ industry develops quickly, more and more rivers are being polluted.
Most Chinese musical instruments are quite different __________ western ones __________ shape.
His parents are both out of work, so they can't __________ a computer.