What ____ heavy rain it was! —Yes, but I love _____ air after it rains. It smells so fresh.

Those who have ________ floods and sandstorms know the importance of environmental protection

The exhibition is well worth _____ and you can see fancy vases of different dynasties on show there.

Look out! Don’t get close to the house________the roof is under repair

Where is Michael —-He____TV at home ,Ithink.