---–How do you deal with the disagreement between the company and the customers? -----The key ________ the problem is to meet the demand ________ by the customers.
Not until he left his home ______ to know how important the family was for him.
500 yuan can ______ all my monthly expenses.
Tom raised his hands ______ to say something, but he remained silent in the end.
______ from the top of the tower, the south foot of the mountain is a sea of trees.
We tried to find a table for seven, but they were all ______.