For example:
- came here by taxi= takushi de kimasu =タクシできます
- eat with chopsticks= hashi de tabemasu = はしで食べます
- write using Japanese= nihongo de kakimasu = 日本語で書きます
The structure of the phrase will be in this form:
[transport/tool/language] で[verb]
= [verb] by/ using [transport/tool/language]
Other examples:
- I go to work by car. = watashi wa kurma de kaisha he ikimasu. = 私は車で会社へ行きます。(kaisha = company)
- Please write with a pencil. = enpitsu de kaite kudasai. = 鉛筆で書いてください。
- I made a speech in Japanese. = nihongo de supiichi o shimashita. = 日本語でスピーチをしました。(supiichi = speech)