1. When the bus was arriving , we missed it because we were talking .
=> was arriving => arrived
2. You don't have to press this button because it is very dangerous
=> don't have to => mustn't
3 . During the Christmas holiday,she was eating too much and watching TV too much 
=> Was eating => ate ; watching => watched 
4. The dragon flew over the tower when he heard the princess cry for help
=> flew => was flying

1. When the bus was arriving , we missed it because we were talking .
=> was arriving => arrived
2. You don't have to press this button because it is very dangerous
=> don't have to => mustn't
3 . During the Christmas holiday , she was eating too much and watching TV too much .
=> bỏ too much
4. The dragon flew over the tower when he heard the princess cry for help
=> flew => was flying

bạn làm sai câu 3 rồi nhé

1. was -> did 

Because the husband did not come back,the wife got hungry.

(Come là động từ thường -> dùng trợ động từ)

2. organized -> organize.

The king decided to organize a compitition to choose the hear.

(Decide + to V-inf: quyết định làm gì)

3. talked -> were talking.

When the bus arrived, we missed it because we were talking.

(talk- nói chuyện là hành động dài, đang diễn ra và bị xen vào)

4. lived -> live

They get married and live happily ever after.

(2 động từ cùng ngữ cảnh -> cùng thì)

1. was -> did 

Because the husband did not come back,the wife got hungry.

(Come là động từ thường -> dùng trợ động từ)

2. organized -> organize.

The king decided to organize a compitition to choose the hear.

(Decide + to V-inf: quyết định làm gì)

3. talked -> were talking.

When the bus arrived, we missed it because we were talking.

(talk- nói chuyện là hành động dài, đang diễn ra và bị xen vào)

4. lived -> live

They get married and live happily ever after.

(2 động từ cùng ngữ cảnh -> cùng thì)

1. The husband was not come back so the wife got hungry.

2. The king make a decision to organize a competition to choose the hear?? (hear => heir)

3. When the bus arrived, we missed it because we were talking.

4. They got married and lived happily ever after.

A

has → had

A. has worked

has worked ==> had worked

was sooning - sooned 

was coming - came 

while => when 

was happening => happened 

drove => was driving 

since => when 

was going => went 

was => will (có was pick in nghiêng nguyên cụm k ta, nếu in nguyên cụm was pick thì sửa thành will be picking :D) 

comes => came 

another places => other places

1: When the bus arrived, we missed it because we were talking.

2: You mustn't press this button because it is very dangerous. 

khhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh

I) Tìm lỗi sai và sửa lại
1. I had paint on my shoes because I'd painted my bedroom all morning. -> been painting
2. I missed the start of the film because I buy popcorn. -> bought
3. It was obvious that Bill has worked because he was very tired when I saw him. -> had
4. We had been tidying the garden for hours and I was ing a rest. -> needed
5. When the bus was arriving, we missed it because we were talking. -> arrived
6. During the Christmas holiday, I was eating too much and watching too much TV! -> TV too much
7. Jullian was learning all about computer games by the time he was six. -> learnt/learned
8. My grandfather was owning a hotel by the beach until he sold it last year. -> had been

1. painted -> been painting

2. buy -> bought

3. has -> had

4. needing -> needed

5. was arriving -> arrived

6. too much TV -> TV too much

7. was learning -> learnt / learned

8. was -> had been

Tick cho mk nha

Find the mistake in each sentence, and rewrite the sentences correctly.

1. I have seen the film before, so I knew how it ended.

->have seen->had seen

2. It was obvious that Bill worked hard because he was very tired when I saw him.

->worked=>had worked

3. If technology continues to advance so quickly, what is life like in hundred years?

->what is life like=>what will life be like

4. The spaceship won't launch until they have done a final check.

->won't launch=>won't be launched

5. When the bus was arriving, we missed it because we were busy talking.

->was arriving=>arrived

buy → bought