________ in the early 20th century，the school keeps on inspiring children’s love of art. (2013·安徽，32)
| A．To found | B．Founding |
| C．Founded | D．Having founded |
They had beenfor many years.
| A．lost touch with | B．out of touch |
| C．lost touch | D．out of touch with |
Isnecessary to complete the design before National Day?
| A．this | B．that | C．it | D．he |
It was not until 1920regular radio broadcast began.
| A．while | B．which | C．that | D．since |
Generally speaking,according to the directions,the drug has no side effect.
| A．when taking | B．when taken |
| C．when to take | D．when to be taken |
Theyus on duck and green peas.
| A．serve | B．feed | C．feast | D．treat |