Описание слайда:
Training.
Add “-ing” correctly.
Tie , press , read , fly , lie , prefer , answer ,
draw , smile , stop , flop , tape , drive , dig ,
clutter clue , close , export , monitor , pool , travel , rotate , die , write , copy , go , run , agree , skip , tire , tip , fix , glue , dress , be , rub , rue , call , muster , transfer , bevel , beware , reel , pray , slaver , slam , look , air , travel , wear , relax , agree , feel , mix , cool , signal , tie , study .