31.-What are on show in the museum?-Some pictures ____ by middle-school students.
Nowadays food safety is a big problem and nobody can guarantee all foods are safe to us, but food produced in the normal companies is ______ better.
Some children want to challenge themselves by learning a language different from _____ their parents speak at home.
–Amazing! You ______come to the party in such a fancy dress.__ Do’t you know it’s a fashion?
—I think Maths is playing a more important part in the new test system. What about you?—________. We should be more devoted to it.
New technology was used in teaching. As a result, not only ________, but students became moreinterested in lessons.