A:Excuse me.May I ask you some questinons?
B:Certainle.①( What ) are they?
A:What`s this clock made ②( of
B:Metal.
A:What`s it ③( used ) ④( for
B:It`s used for ⑤( telling ) the ⑥( time ).
A:⑦( Where ) isit made?
B:I thing it`s made ⑧( in ) Beijing.
A:What ⑨( about ) this radio?
B:It`s used for sending and receiving ⑩( news ).
A:Oh,I see.Thanks.