What are the keywords in the following sentence? chain forming heart shape being joined by a lock
chain, form, shape

What are the keywords in the following sentence? A desk with a monitor, keyboard, laptop, a mouse, speakers and a glass on it.
desk, glass, keyboard, laptop, speaker

What are the keywords in the following sentence? facts here are so many species of monkeys that scientist have not yet discovered all of them .
discover, scientist, specie

What are the keywords in the following sentence? Someone crosses himself again as tugboat plows forward and smashes into the side of the u - boat.
boat, cross, plow, side, smash