With more than 17,000 islands, __________ only 6,000 are inhabited, Indonesia is the world's largest archipelago(岛国).
–---What do you want to do next? We have half an hour until the basketball game. -----________. Whatever you want to do is fine with me.
I can understand _________ to live alone and be independent.
We wanted to get home before dark, but it didn’t quite _________ as planned.
Happy birthday, Alice! So you have _________ twenty-one already!
---–I was riding along the street and all of a sudden, a car cut in and knocked me down.. -----You can never be ________ careful in the street.