hello there.Yes the gestures are correct and they are looking good during the time you made them.In the gestural stage rhythm flow and energy should be the emphasis.Use flowing lines without interuptions check michaels hampton book figure drawing design and invention as it covers a lot in this topic,also check out his blog http://www.figuredrawing.info/gesture-drawing/ as there are many examples and drawings to be studied,check the gestures and study them, hope ive helped :)
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