1. hard-soft, put on-take off, sweet-sour, tiny-huge, datk-light, take down-hang up, ugly-beautiful.
2. huge-enormous, freezing-icy, rude-impolite, pale-light, circular-round, cheap-inexpensive, ring up-telephone, tiny-minute
3. polish shoes,sign cheque, fill in form,splash water, bounce ball,fold paper, hang up button, sew on coat