Mark: (feed) have you fed the cats, bob? bob: yes, i have. i (feed) them an hour ago. but i (not / brush) the dogs. mark: oh, can vicki and i brush them? bob: of course! hey, (see) you my favourite animal here? mickey the monkey. mark: no, i haven't. vicki 1 (see) him last week. he's really funny, mark! mark: (find) you a home for him? bob: no, we haven't. we (take) him from a circus last month. his owner (be) cruel to him.

mark: have you fed the cats, bob?

bob: yes, i have. i fed them an hour ago. but i have not brushed the dogs.

mark: oh, can vicki and i brush them?

bob: of course! hey, have you seen my favourite animal here? mickey the monkey.

mark: no, i haven't.

vicki: i saw him last week. he's really funny, mark!

mark: have you found a home for him?

bob: no, we haven't. we took him from a circus last month. his owner was cruel to him.

With continuous evolving technology, gadgets have always had a significant effect on our lives. Whether this effect has been a boon or a bane is a debate. As time passes by, technologies come up and we upgrade ourselves to keep in touch with time.

Take the telephone for instance. It enabled us to communicate with people far away from us. With further development came the mobile phone, a portable version of the telephone. After some more evolutions, we arrived at smartphones. And today the population of the smartphones has started to overshadow the population of telephones.