The Great Wall istourist attraction that millions of people pour in every year.
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—Do you know Anna's telephone number?—________.As a matter of fact,I don't know any about Anna,either.
It is strange that the well-behaved gentleman _______ be so rude.
Down __________ and hurt his leg.
The two presidents agree with each other on the whole, but much remains ______ at the following meeting.
The manager promised to keep us _____ of how our business was going on.