Lmaf hộ mình V: GRAMMAR PRACTICE EXERCISES,1. Sarah _____ TV _____ her mother came home.,A. watched / while B. was watching / when C. was watching / while D. watched / when,2. Tom _____ in the garden _____ it started to rain.,A. worked / while B. was working / while C. was working / when D. worked / when,3. _____ we _____ dinner, someone knocked on the door.,A. When / had B. While / were having C. While / had D. When / were having,4. The accident happened _____ he _____ to work.,A. while / was driving B. when / drove C. while / drove D. when / was driving,5. _____ I _____ the newspaper, I found an interesting article.,A. While / read B. When / was reading C. When / read D. While / was reading,6. The phone rang _____ I _____ a shower.,A. was taking / while B. took / when C. when / was taking D. took / while,7. _____ they _____ chess, the lights went out.,A. While / played B. When / were playing C. While / were playing D. When / played,8. Mary _____ asleep _____ she was reading the book.,A. fell / while B. was falling / when C. was falling / while D. fell / when,9. _____ we _____ at the beach, we saw a dolphin.,A. While / were walking B. When / walked C. When / were walking D. While / walked,10. The baby _____ his mother was cooking.,A. cried / when B. was crying / while C. was crying / when D. cried / while,10

Question

Accepted Answer

1. Sarah was watching TV when her mother came home.

→ was watching (đang diễn ra) / when (thì...)
✅ B. was watching / when

2. Tom was working in the garden when it started to rain.

→ đang làm thì trời mưa
✅ C. was working / when

3. While we were having dinner, someone knocked on the door.

→ while + past continuous
✅ B. While / were having

4. The accident happened while he was driving to work.

→ happened (ngắn) / while + past continuous
👉 Câu A đúng nhất.
✅ A. while / was driving

5. When I read the newspaper, I found an interesting article.

→ đọc xong → thấy
→ when + past simple
👉 Đáp án đúng: C
✅ C. When / read

6. The phone rang when I was taking a shower.

→ rang (ngắn) / when + past continuous
👉 đúng: C
✅ C. when / was taking

7. While they were playing chess, the lights went out.

→ while + past continuous
👉 đúng: C
✅ C. While / were playing

8. Mary fell asleep while she was reading the book.

→ fell asleep (đột ngột) / while + past continuous
👉 đúng: A
✅ A. fell / while

9. While we were walking at the beach, we saw a dolphin.

→ saw (ngắn) / while + past continuous
👉 đúng: A
OR
“When we were walking…” cũng đúng → C cũng hợp.
Nhưng đáp án chuẩn → A (while + were walking).
✅ A. While / were walking

10. The baby cried while his mother was cooking.

→ while + past continuous
→ cried (ngắn)
👉 đúng: D
✅ D. cried / while