Past simple - past continuous 4 (long and short)

When I arrived at the gallery, the artist was talking about his masterpiece.

Hành động nhất thời (ngắn): ​ (a)  

Hành động tiếp diễn (kéo dài): ​ (b)  

• I arrived at the gallery
• the artist was talking about his masterpiece

We were talking about the art project when Mary came to the class.

Hành động nhất thời (ngắn): ​ ​ (a)  

Hành động tiếp diễn (kéo dài): ​ ​ (b)  

• Mary came to the class
• We were talking about the art project

I dropped the key when we were running in the park this morning.

Hành động nhất thời (ngắn): ​​ (a)  

Hành động tiếp diễn (kéo dài): ​ (b)  

• I dropped the key
• we were running in the park

When I (walk) ​ (a)   into the library, Mary (read) ​ (b)   a novel.

• walked
• was reading
• was walked
• read
• were walking
• were reading

I first (see)​ (a)   a metro when I (stay) ​ (b)   in the UK.

(first: lần đầu tiên; Metro: Tàu điện ngầm; the UK: Nước Anh)

• was seeing
• stayed
• were seeing
• were staying
• saw
• was staying

It (start)​ (a)   raining when the children (play) ​ (b)   outdoor games.

• was started
• played
• were started
• was playing
• started
• were playing

When we (enter) ​ (a)   the room, Jim (compose)​ (b)   a new song.

(Enter: Bước vào; Compose: Sáng tác)

• was entering
• composed
• were entering
• were composing
• entered
• was composing

Jim (receive) ​ (a)   a letter when he (walk) ​ (b)   to school.

(Receive: Nhận được; Letter: bức thư)

• was receiving
• walked
• were receiving
• were walking
• received
• was walking

Mary (give) ​ (a)   Jim a present when he and his friends (play) ​ (b)   basketball.

• was giving
• played
• were giving
• was playing
• gave
• were playing

When Mark (leave) ​ (a)   home, it (rain) ​ (b)   heavily.

• was leaving
• rained
• were leaving
• were raining
• left
• was raining