Exercise 1: Choose the best option (A,B,C,D) to complete each sentence.
1. I don’t understand what she’s saying _________ she’s speaking so far
A. because of B. because C. although D. in spite of
2. The traffic in the city is stuck _________ the heavy snow.
A. because of B. so C. because D. although
3. She was lazy _________ she failed her English examination.
A. because B. because of C. although D. so
4. _________ he has many financial difficulties, he still studies well at university.
A. Because B. In spite of C. Although D. Because of
5. _________ the expensive smartphone, he can’t buy it.
A. Despite B. Although C. Because D. Because of
6. She was absent from class yesterday _________ she was badly sick.
A. although B. because C. when D. because of
7. _________ he was poor, he still tried his best to study well at school.
A. Despite B. After C.because D. Although
8. Nancy handed in the essay to her teacher _________ she had finished it.
A. after B. before C. when D. because
9. I started to learn English _________ I was 15 years old.
A. before B. because C. when D. although
10. _________ the bad weather, we cancelled our picnic to the national park.
A. Because of B. In spite of C. When D. Because
11. Most students went to class on time _________ the heavy rain.
A. because of B. in spite of C. when D. although
12. My dad often has breakfast _________ he goes to work every day.
A. before B. after C. because D. until
13. We will wait for you _________ you come back.
A. until B. when C. before D. because
14. The car exploded _________ it crashed into a big tree by the road.
A. although B. when C. because of D. in spite of
15. He does everything for her _________ he loves her so much.
A. because of B. despite C. although D. because
16. He still continued to work _________ he was very tired.
A. because B. when C. although D. until
17. _________ the interesting movie, Nam still fell asleep.
A. Despite B. Because of C. Although D. When
18. Nam studies physics not very well _________ he like it so much.
A. because B. although C. despite D. because of
20. Minh failed his job interview _________ his bad preparation for it.
A. because B. although C. despite D. because of
