Đáp án `+` Giải thích các bước giải:

`1.` was

`-` DHNB : yesterday

(Ngữ cảnh)

`2.` went

(Ngữ cảnh)

`3.` was shining

`-` Hành động đang xảy ra trong thời điểm cụ thể (yesterday)

`->` QKTD : S + was/were + V_ing + O.

`-` The sun `->` was

`-` Shine `->` shining

`4.` were singing

`-` Hành động đang xảy ra trong thời điểm cụ thể (yesterday)

`->` QKTD : S + was/were + V_ing + O.

`-` The birds `->` were

`-` Sing `->` Singing

__________

It was beautiful yesterday when we went for a walk in the park.The sun was shining.The birds were singing.

`->`It was beautiful yesterday when we went for a walk in the park. The sun was shining. The birds were singing.

Trans: Hôm qua trời đẹp khi chúng tôi đi dạo trong công viên. Trời nắng. Chim hót.

GT:

Câu: It was beautiful yesterday when we went for a walk in the park.

Sử dụng thì QKĐ:

S + was/were..... (Đặc biệt)

S + V-ed/V2...( Thường)

Câu: The sun was shining. The birds were singing.

Sử dụng thì QKTD (Vì 2 hành động xảy ra đồng thời trong qk):

S + was/were + V-ing