1. Because it's raining, we can not go for a picnic

2. Since  she wanted to pass her exam, she decided to study well. 

3.As he wasn’t ready, we went without him.

4. We had dinner after ten o’ clock because dad arrived late.

5. She spoke quietly because she didn’t want Catherine to hear.

5 câu điều kiện 

1. If I were you, I would not buy this car.

2. If I have your phone number, I will call you immediately

3. If she had had enough money, she would have bought the dress

4. If John is late, we will wait for him.

5. If I had studied harder, I would have passed the exam.

As:

_ As we’ve been married for 5 years, it’s time to think about having a baby

-As he wasn’t ready, we went without him.

- As we’ve been married for 3 years, it’s time to think about having a baby

 -She may need some help as she's new.

-As the performance had already started, we went up to the balcony and occupied some empty seats there.

Since:

-Since she wanted to pass her exam, she decided to study well.

- Since you’re in a hurry, we’d better start now.

-Since you’re in a hurry, we’d better start now

 -They’re rather expensive, since they’re quite hard to find.

Because:

-We had dinner after ten o’ clock because dad arrived late.

- Why are you leaving? - I’m leaving because I can’t stand you for even 1 minute!

-The students could go home earlier because the teacher was ill.

- You must have forgotten to send the email, for there’s nothing in my inbox!

- She cried, for she knew he’d never return

dieu kien:

-If you had studied harder,you would have passed the exam.

-If she had worked for me,she would have received a better salary.

-If it had not rained,your shoes would have been dry.

-If I had brought an umbrella,I would not be soaking wet now.

-If we had asked for direction earlier,we would have arrived at her house now.

Có j sai mong bn thông cảm