Smartphones and tablets are can both have play games.
> We use the word "both" when talking about two similar things.

Also, they are I can take a pictures and they can writing  write a memo.
> Let's use the first person pronoun "I" as you are talking about the things that you can do with them.
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Jenny,

I appreciate your efforts to always do your homework. Please do review the corrections and practice the sentences.

Enjoy your weekend!!!

- teacher Cindy