A) to listen B) to listening C) listening
A) to finding B) to find C) finding
A) to become B) become C) becoming
A) do B) doing C) did
A) to buy B) by buying C) buy
A) be B) to be C) being
A) by drinking B) drink C) drinking
A) clean B) to clean C) to cleaning
A) travel B) to traveling C) to travel
A) to eating B) eat C) to eat
A) watching B) to watching C) watch
A) accepting B) to accepting C) accept
A) lock B) to locking C) to lock
A) to visit B) visiting C) visited
A) to draw B) draw C) drawing
A) hear B) to hear C) hearing
A) to called B) to calling C) to call
A) helping B) help C) to help
A) studying B) to studying C) study
A) not be B) not to be C) to be |