Why does the professor say this:
A: To emphasize the deadliness of a huge dust cloud.
B: To show students the importance of the food chain.
C: To describe the process of photosynthesis.
D: To explain the sequence the extinctions occurred in.
A: To emphasize the deadliness of a huge dust cloud.
B: To show students the importance of the food chain.
C: To describe the process of photosynthesis.
D: To explain the sequence the extinctions occurred in.
举一反三
- Why does the professor say this A: To express his uncertainty about the facts. B: To criticize the students’ neglect. C: To explain the importance of the constitution. D: To encourage students to express their opinions.
- Why does the professor say this: A: To praise the excellent food at Silverwood B: To comment on the man’s summer workload C: To predict which courses the student will like D: To explain why the summer program is popular
- Why does the professor say this A: To correct something she said earlier. B: To explain what she just introduced. C: To explain what is wrong with a particular theory. D: To remind the students of something discussed earlier.
- Why does the professor mention the tango of Argentina A: To emphasize the importance of the tango in Argentina. B: To explain the music of different countries, C: To provide background information for jazz. D: To illustrate that every country has its original music.
- Why does the professor say this: A: To provide an example of the topic. B: To answer a student’s previous question. C: To show that a popular idea is not true. D: To explain how people understand art.