Giúp mình với ạ.Hứa sẽ vote 5s đầy đủ

1. was shining-went

2. was running-lost

3. were watching-arrived

4. was sleeping-rang

5. was driving-had

6. was waiting-saw

->> 1 hđ đang xảy ra trong quá khứ thì hđ khác xen vào. Dùng quá khứ tiếp diễn trước when, sau when thì quá khứ đơn.

Công thức thì QKTD 

(+) S + was/were + Ving 

(-) S + was/were+ not + Ving 

(?) Was/Were +S +Ving? 

Công thức thì QKĐ (V: to be)

(+) S + was/were + ... 

(-) S + was/were + not ... 

(?) Was/Were + S ... ? 

S số ít, I, he, she, it + was

S số nhiều, you, we ,they + were

Công thức thì QKĐ (V: thường)

(+) S + V2/ed 

(-) S + didn't + V1 

(?) Did + S+ V1?

DHNB: ago, last (year, month ...), yesterday, in + năm QK, ...

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Hành động kéo dài trong QK -- >QKTD

Hành động ngắn / cắt ngang --> QKĐ

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1. was shining / went 

2. was running / lost 

3. were watching / arrived

4. was sleeping / rang

5. was driving / had 

6. was waiting / saw

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