write + good at doing
kaku no ga jouzu
good at doing
meaning: be good at writing
あの子、先生の真似をするのが上手だね。
ano ko, sensei no mane o suru no ga jouzu da ne.
That kid is really good at imitating the teacher, isn't she? casual
田中さんは初対面の人と話すのがじょうず。
tanaka-san wa shotaimen no hito to hanasu no ga jouzu.
Tanaka is good at talking with people he's just met. neutral