1 . The headmaster decided to put ________ glass on top of the wall to prevent the boys ________ over it .

A．breaking ; climbing	B．broken ;   climbing
C．broken ; to climb	D．breaking ; to   climb

2 . Zongzi ________ rice, red beans and salty meat, is used to celebrate the annual traditional Chinese festival---Dragon Boat Festival.

A．made up of

B．made of

C．made from

D．made into