26 Dec 2019

  • Japanese
Question about English (US)

What is the difference between It's effective at what it does. /It's effective in boosting the economy.and It's effective in what it does./It's effective in boosting the economy.?Feel free to just provide example sentences.

Read more comments

  • English (UK)

  • Japanese
Share this question
Similar questions
Newest Questions
Topic Questions
Recommended Questions