The Great Wall istourist attraction that millions of people pour in every year.
so a well-known
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Professor Jordon is well known for his _____ into the habits of the common housefly.
I support your decision, but I should also make it clear that I am not going to be _____ to it.
John _____ knowledge of radio just by staying around the radio station.
In spite of the thunderstorm, the children slept _____ all night.
They did not find _____ to prepare for the worst conditions they might meet.