Question 1. Despite the difficult exam, the students managed to pass it with good grades.
A. The exam was difficult; however, the students managed to pass it with good grades. B. Although the exam was difficult, but the students managed to pass it with good grades.
C. The exam was difficult because the students managed to pass it with good grades.
D. The exam was difficult, so the students managed to pass it with good grades.
Question 2. I arrived at the station too late, so I missed the train.
A. I arrived at the station too late although I missed the train.
B. I arrived at the station too late because I missed the train.
C. I missed the train since I arrived at the station too late.
D. Although I arrived at the station too late, I missed the train.
Question 3. The teacher was strict, yet the students admired her for her dedication.
A. The teacher was strict, but the students admired her for her dedication.
B. The teacher was strict; however, the students admired her for her dedication.
C. The teacher was strict although the students admired her for her dedication.
D. The teacher was strict, for the students admired her for her dedication.
Question 4. He studied hard, so he passed the exam easily.
A. He studied hard because he passed the exam easily.
B. He passed the exam easily although he studied hard.
C. He studied hard; therefore, he passed the exam easily.
D. He passed the exam easily, so he studied hard.
Question 5. While the project was challenging, we completed it on time.
A. The project was challenging, so we completed it on time.
B. The project was challenging; therefore, we completed it on time.
C. The project was challenging, yet we completed it on time.
D. Although the project was challenging; we completed it on time.