25. Although he is very old, he can walk to the station.

A. In spite of his old age B. Despite his old age

C. Despite the fact that he is old D. All are correct

26. The boy can’t reach the shelf __________ he’s not tall enough.

A. because B. although C. even though D. and

27. Nam failed the final exam _________ he was lazy.

A. while B. though C. because D. but

28.We didn’t go for a walk _________it was very cold.

A. though B. because C. but D. so

29. I’m learning English _________ I want to get a better job.

A. or B. because C. therefore D. but

30. Lan couldn’t pass the exam _________ she is too lazy.

A. because B. because of C. although D. in spite of