现在完成时

Maya和Rex拆解让学习者最头疼的时态——它的用途，如何构建，以及如何与过去简单时区分开来。

What you get

• This course is free — sign in to keep your place
• 8 spoken lessons with Maya and Rex
• 2 practice pages — Maya reads the questions
• Replay every lesson as often as you like

Sign in to save where you stopped. The lessons stay free.