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Before I set out on my journey, my mother told me everything ________ I should pay attention to.

The old town has narrow streets and small houses _____are built close to each other．   

People Who Moved China, hosted by CCTV, honors the people _______valuable contributions should be remembered by every Chinese.

The building ______ roof we can see from here is a hotel.

It was in the Beihai Park ______they made a date for the first time ______the old couple told us their love story. 

The Internet is a wonderful discovery, ___of great significance to people’s lives.

In the dark street there wasn’t a single person _____ Mary could turn for help.

You can only be sure of ____ you have at present; you cannot be sure of something ____ you might get in the future.

She’ll never forget her stay there ______ she found her son who had gone missing two years before.       

The road conditions there were very good, _______ was more than we could expect.