读读比比组词语。
骏( ) 眷( ) 摩 mā( )
峻( ) 誉( ) mó( )
骏马 严峻 眷恋 荣誉 犘平 观摩 （答案不唯一）
It would be a good idea to use a plastic bottle, ___cut off, as a container to grow young plants in.
A．of which the top
B．the top is
C．the top of which
D．with its top
一个圆半径由2厘米增加到3厘米，周长增加______，面积增加______．
