_____the beginning of the 19th century did scientists know that all matter is made up of atoms.A,At B,By C,Up to D,Not until
—You know what?Tom wants to be Harry Potter after he graduates from school. —Are you kidding?He will never _________ a person like him.
Why is he always forcing his daughter to practice playing the piano if she is not __________ a pianist?
—What’s the matter,doctor? —Nothing serious.Take this medicine according to the __________,and you’ll get better soon.
Peasants earn their living by selling agriculture __________ in China.
This performance,an unusual dance,is so moving and perfect that it is almost all __________ the viewers’ expectation.