1. Mrs. Lan/ do the gardening / at this time yesterday

--> Mrs. Lan was doing the gardening at this time yesterday.

2. Mr Hung/ write a letter/ at that time last Sunday

--> Mr Hung was writing a letter at that time last Sunday.

3. Hoa and Hai/ play table tennis / when I arrived yesterday

--> Hoa and Hai were playing table tennis when I arrived yesterday.

4. Duong/ listen to music / when I phone

--> Duong was listening to music when I phoned.

5. Mai/ do homework / when her mom came home

--> Mai was doing homework when her mother came home.

6. My sister / water the flowers/ at this time last Monday

--> My sister was watering the flowers at this time last Monday.

7. Her son / draw pictures / while/ her daughter/ do housework

--> Her son was drawing pictures while her daughter was doing housework.

8. The children/ clean the classroom/ at 7 yesterday morning

--> The children were cleaning the classroom at 7 yesterday morning.

9. The hare/walk in the forest/ when the wolf appeared

--> The hare was walking in the forest when the wolf appeared.

10. Farmers / feed the hens/ when it rained.

--> The farmers were feeding hens when it rained.

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