because, since, as, because of, due to, so

1. She went on a picnic. The weather was nice.
    The proper combination of the two sentences is ...
    A. She went on a picnic because of the weather was nice.
    B. She went on a picnic since the weather was nice.
    C. She went on a picnic, so the weather was nice.
    D. Due to the weather was nice, she went on a picnic.
    E. She went on a picnic because the nice weather.

Answer : B

2. Nina was feeling sick. She didn't go to the supermarket.
   The proper combination of the two sentences is ...
    A. Nina was feeling sick because she didn't go to the supermarket.
    B. Nina was feeling sick due to not going to the supermarket.
    C. Nina didn't go to the supermarket as she was feeling sick. 
    D. Nina didn't go to the supermarket because her sickness.
    E. Nina was feeling sick due to she didn't go to the supermarket.

Answer : C

3. She can't drive. She is blind.
    The proper combination of the two sentences is ...
     A. She can't drive because of she is blind.
     B. She can't drive due to she is blind.
     C. She can't drive since her blindness.
     D. As she can't drive, she is blind.
     E. Due to her blindness, she can't drive. 

Answer : E

1. I'm asking you  because because of I want to know your opinion.
2. I was late this morning  because because of the traffic.
3. She can't drive  because because of her blindness.
4. The bank closed down  because because of the recession.
5. I came back  because because of I'd forgotten my briefcase.
6. We stopped playing football  because because of the rain.
7. Tom is very difficult to understand  because because of his weird accent.
8. Paul moved to Paris  because because of his job.
9. John crashed his Truck  because because of he was driving too fast.
10. I cannot come  because because of the weather. 

Q1 - We stopped playing tennis ....... the rain

 because of
 because

Q2 - It was all ........ her that we got into trouble

 because
 because of

Q3 - We had to hurry indoors ...... it was raining

 because of
 because

Q4 - I am late ....... the traffic

 because
 because of

Q5 - We didn't arrive until seven o'clock ........ the traffic was terrible

 because
 because of

Q6 - She found the exam easy ........ she had worked hard during the course

 because of
 because

Q7 - He can't drive ........ his illness

 because of
 because

Q8 - The restaurant closed down ........ the recession

 because
 because of

Q9 - He found working in Japan very difficult ......... the language problem

 because
 because of

Q10 - He's very difficult to understand ......... his accent

 because of
 because

Q11 - They moved to Liverpool ......... her job

 because
 because of

Q12 - There have been a lot of problems in Britain ........ mad cow disease

 because of
 because

Q13 - They came to London ........ he got a job there

 because of
 because

Q14 - He crashed his car ........ he was driving too fast

 because
 because of

Q15 - He lost his driving licence ......... he was convicted of drinking and driving

 because of
 because

Q16 - She could only eat a salad in the restaurant ...... she is a vegetarian

 because of
 because

Q17 - The newspaper was prosecuted ........ an article about the Government

 because
 because of