将动词变成-ing形式
问题描述:
将动词变成-ing形式
play( ) run( ) wait( ) watch( )
write( ) read( ) wall( )
tell( ) sing( ) put( ) live( )
paint( ) open( ) listen( )
make( )
回答越快有奖励!
答
playing,running,waiting,watching,
writing,reading,walling,
telling,singing,putting,living,
painting,opening,listening,
making