Telephone English “Why” Questions on the TOEIC: Great Answers Don’t Always Start with “Because”
You don't need “because” to answer “why” on the TOEIC. Learn the Part 2 answers that work without it.
TOEIC Part 2
TOEIC Part 2 (Question–Response): you hear a question or a statement and three replies, then pick the best one. Nothing is printed in the test book. These Win in 5 episodes show the replies that work, even when they don’t sound like a direct answer.
Telephone English 
Meeting English “When” Questions on the TOEIC: Why the Right Answer Can Have No Time
A TOEIC “when” question doesn't always need a time. Learn the Part 2 answers that work without one.