**ERROR RECOGNITION**

21. **When** I **came**, the whole family **had** dinner **around** a big dining table.
- **Correct answer**: C (had - should be "was having" for continuity in past actions)

22. **Because** I **like** the Giong Festival, I **haven’t got** **any chance** to join.
- **Correct answer**: D (haven’t got - should be "didn’t have" to match the past time reference)

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**PART IV. WRITING**

1. Rewrite these sentences so that it has the same meaning as the root ones.

33. You are not allowed to leave the room without permission.
- => You mustn’t leave the room without permission.

34. The water is highly polluted. We can’t swim in this part of the river. (Because)
- => We can’t swim in this part of the river because the water is highly polluted.

35. A fish swims faster than a duck.
- => A duck doesn’t swim as fast as a fish.

36. The girl worked hard; however, her stepmother wasn’t happy.
- => Although the girl worked hard, her stepmother wasn’t happy.

2. Rearrange the words

37. I/ all day/ playing/ computer games/ yesterday/ was.
- => I was playing computer games all day yesterday.

38. customs/ Today/ about/ and/ we/ learn/ will/ traditions.
- => Today we will learn about customs and traditions.

39. wear/ occasions/ special/ on/ women/ Vietnamese/ ao dai/ usually.
- => Vietnamese women usually wear ao dai on special occasions.

40. dropped/ When/ the crow/ the fox/ cheese/ the fox/ ate/ ,/ it.
- => When the crow dropped the cheese, the fox ate it.