TOEFL Speaking practice questions in the real exam format and timing.
Using the example from the lecture, explain the concept of Survivorship Bias.
Ví dụ máy bay WW2 rất nổi tiếng — kể ngắn gọn nhưng nêu rõ điểm sai lệch.
Record 90 seconds. You get four criteria, the exact words that slipped, and your own sentence rewritten two levels up.