11．--- Where did Mary’s parents buy the beautiful souvenir?
--- It was in the same village_________they spent their holidays last year.

The public transportation in this city is very convenient, where many buses run ______.

The little girl cried _____ she saw the dog.

Polar bears live      on sea ice, which they use as a platform for hunting seals.

27. It’s time to go _____the ship so they had to kiss goodbye to each other.

12. The problem wasn’t_______hard. The little girl worked it out quickly.

30．Mike has an active mind；he can retell a story_________anybody else in the classroom．

34．He told us everything was all right；he was wrong，_________．

He began to take political science _________ only when he left school.

12．Meeting a stranger to travel is different from traveling with friends. The former holds____surprises.