GardenofsmallinventionsVisitorsofallagesareinvitedtoPortDiscoverytoseethenewexhibit—agardenofsmallinventions,whichfeaturesinteractiveactivitiesandgadgets(小器械，小物件，小玩意)fortheenvironmentalprote

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Garden of small inventions
Visitors of all ages are invited to Port Discovery to see the new exhibit—a garden of small inventions, which features interactive activities and gadgets(小器械，小物件，小玩意) for the environmental protection. The exhibit runs through Sept.4. Fee is $10.75; free for ages younger than two. Contact 410-727-8120 or portdiscovery.org.
Rain-barrel workshop
The Parks and People Foundation presents a workshop on building water-efficient rain barrels for the home between 6pm-8pm on Wednesday at the foundation’s Stieff Silver Building. Cost is $50 and includes the barrel and all materials. Contact 410-448-5663, ext.109.
Pruning(修剪)plants
Visitors can attend a workshop on pruning plants between 9:30am-10am on Tuesday at Ladew Topiary Gardens. Visitors should meet in the Visitors Center at Ladew, Jarrettsville Pike, Monkton. $10; free for Ladew members, and includes admission to the gardens and the nature walk. Contact 410-557-9570 or www.ladewgardens.com.
Landscape exhibit
Photographs, paintings and drawings will be shown at Landscape and Nature—a view from Maryland, through Sept.9 at the University of Maryland. Opening reception is between 5pm-7:30pm on Tuesday. Contact 301-985-7937 or um.edu/art.
小题1:It will cost a couple with their newly-born baby________ to visit Port Discovery.

A．$ 30

B．$100

C．$21.5

D．nothing

小题2:To learn how to make your flowers grow better, you will probably go to __________.

A．Port Discovery

B．Stieff Silver Building

C．Ladew Topiary Gardens

D．the University of Maryland

小题3:You will call _______ to get information about learning something about art.