"It gives me great joy and I feel more pressure than I did______I won in China." Ding Junhui said.

With more than 17000 islands, _____ only 6000 are inhabited, Indonesia is the world’s largest archipelago （岛国）．

Some economists predict that the dollar will remain weak _______ economies abroad are expected to grow faster than that of the United States．

If you want to do the experiment again, you had better be more careful ________ you made a mistake.

--- Where did Mary’s parents buy the beautiful souvenir?
--- It was in the same village_______ they spent their holidays last year.
A．that       B．when         C．as           D where

— When shall we go planting trees in the hill?
—______ it begins to rain, so they don’t need watering.

_____ private cars are bringing us convenience, they may also cause more traffic accidents and pollution. 

When travelling in buses or trains,we are likely to have conversations _____ we give information or opinions about different things.     

The report shows that we’re making some progress but ______ we need to make greater efforts.

It’s an agreement between towns or cities, _______ have similar features, such as industry, culture and entertainment.