4. Although the teacher explained the theory clearly, the students found it hard to understand.
A. Though explained clearly, the theory of teaching was difficult to the students.
B. Although the teaching theory was clear, it was a real challenge to the students.
C. In spite of explaining the theory clearly, the students themselves found it hard to understand it.
D. Despite the teacher’s clear explanation of the theory, the students had difficulty understanding it.
5. Because they erected a barn, the cattle couldn’t get out into the wheat field.
A. They erected a bam, and as a result, the cattle couldn’t get out into the wheat field.
B. In order not to keep the cattle away from the wheat field, they erected a bam.
C. They erected a bam so that the cattle would get into the wheat field.
D. They erected a bam in case the cattle couldn’t get out into the wheat field.
6. They couldn’t climb up the mountain because of the storm.
A. The storm made them impossible to climb up the mountain.
B. The storm discouraged them from climbing up the mountain.
C. Their climbing up the mountain was unable due to the storm.
D. The storm made it not capable of climbing up the mountain.
