57．Why is the art exhibition for children going to be held?
A．To make more money． B．To set up a new art school．
C．To make children more creative． D．To build a new Children’s Palace．
56．We can see the advertisement for Children’s Ocean of Art on _____．
A．August 31st B．August 29th C．September 10th D．September 9th
54．A．open B．closed C．listening D．big
53．A．other many B．many other C．any other D．much other
52．A．rest B．trip C．holiday D．sleep
51．A．says B．tells C．asks D．speaks
50．A．through B．over C．to D．on
49．A．along B．into C．at D．with
48．A．kill B．catch C．collect D．keep