Listening 1 

1. What does the professor mainly discuss?

2. What does the professor imply might cause a decrease in the hummingbird population?

3. What does the professor say people have done to help hummingbirds survive?

4. What way of collecting information about migrating hummingbirds does the professor mention?

5. What does the professor imply researchers have learned while studying hummingbird migration?

6. Listen again to part of the lecture. Then answer the question.

What does the professor imply when she says this?

Listening 2

1. What is the lecture mainly about?

2. What does the professor explain to one of the students about the term “radiation”?

3. What can be inferred about two stars if their spectra have similar spectral line patterns?

4. According to the professor, what is the purpose of heating an element in a spectroscopic flame test?

Listen again to part of the lecture. Then answer the question.

5. Why does the professor say this?

6. Listen again to part of the lecture. Then answer the question.

7. Why does the professor ask this?

Listening 3

1. Why does the student go to the career services office?

2. Why does the student think that companies’ representatives would not be interested in talking to him?

3. What does the woman imply about the small print on the career fair posters and flyers

4. What does the woman say is a good way for the student to prepare for speaking to companies’ representatives? Click on 2 answers

5. Why does the student say this:

Listening 4

1. Why does the professor talk about Plato’s description of society?

2. Listen again to part of the lecture by playing Track 17. Then answer the question.
What does the professor imply about Plato’s ethical theory?

3. Listen again to part of the lecture by playing Track 18. Then answer the question.
Why does the professor ask this?

4. What are two points that reflect Plato’s views about education?Choose 2 answers.

5. According to Plato, what is the main characteristic of a good or just person?