1. The word "swap" (Line 4, Paragraph 1) most probably means ____.

1. exchange
2. throw away
3. reject
4. refuse

2. Some students ask to be excused from the requirement of biology classes because of the following reasons except that ____.

1. dissection consists of disgusting procedures and unpleasant smells
2. they are entitled to reject dissection requirement given the legal regulation
3. they are offended when fulfilling the requirements of animal dissection
4. they insist that people should treat animals more as friends instead of simply objects

3. Brian Shmaefsky's statement implies that ____.

1. he indeed supports the students' animal protection movement
2. he thinks the animal dissection should be banned
3. he thinks the animal dissection may not be good for students to learn biology effectively
4. he always evaluate the teaching effect by weighing reluctant factors of cost and effect

4. Compared with the real dissection, the dissection on computer has the following advantages except ____.

1. it has authentic sound effect like a "slish" or "shwoosh"
2. there is a sensation of always dealing with fresh and recognizable organs
3. the process can be repeated so that students can gather better insight of the animal structure
4. students can take quizzes with the software to evaluate the learning effect

5. The author's attitude towards the toad tech can be said to be ____.

1. supportive
2. doubtful
3. objective
4. biased

(Reference keys.)