Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions ⇱
Question 1. Although they are twins, they have almost the same appearance but they are seldom in _____.
Question 2. For ______ reasons, passengers are requested not to leave any luggage unattended.
Question 3. The leader of the explorers had the great ______ in his native guide.
Question 4. It is ______ of you to leave the medicine where the children could reach it.
Question 5. The more ______ and positive you look, the better you will feel.
Question 6. He was looking at his parents ______ , waiting for recommendations.
Question 7. The interviews with parents showed that the vast majority were ______ of teachers.
Question 8. We are impressed by his ______ to help us with the hard mission.
Question 9. These quick and easy ______ can be effective in the short term, but they have a cost.
Question 10. It is reported that humans are the main reason for most species' declines and habitat ______ and degradation are the leading threats.