ASMO Asian English Olympiad 2022 — Level 2 — Grade 3–4 — School Category Câu hỏi 14

ASMO English · ASMO Asian English Olympiad 2022 — Level 2 — Grade 3–4 — School Category

Câu hỏi 14

My little brother jumps in joy _______ mom comes back from work.

1. why
2. when
3. which
4. whose